21031915080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{907}}^1\times {\mathrm{1597}}^1$

素因数の和:2540

約数の個数: 192

約数和(自身を含む): 69473113920

約数和(自身を除く): 48441198840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 121, 132, 165, 220, 242, 264, 330, 363, 440, 484, 605, 660, 726, 907, 968, 1210, 1320, 1452, 1597, 1814, 1815, 2420, 2721, 2904, 3194, 3628, 3630, 4535, 4791, 4840, 5442, 6388, 7256, 7260, 7985, 9070, 9582, 9977, 10884, 12776, 13605, 14520, 15970, 17567, 18140, 19164, 19954, 21768, 23955, 27210, 29931, 31940, 35134, 36280, 38328, 39908, 47910, 49885, 52701, 54420, 59862, 63880, 70268, 79816, 87835, 95820, 99770, 105402, 108840, 109747, 119724, 140536, 149655, 175670, 191640, 193237, 199540, 210804, 219494, 239448, 263505, 299310, 329241, 351340, 386474, 399080, 421608, 438988, 527010, 548735, 579711, 598620, 658482, 702680, 772948, 877976, 966185, 1054020, 1097470, 1159422, 1197240, 1316964, 1448479, 1545896, 1646205, 1932370, 2108040, 2194940, 2318844, 2633928, 2896958, 2898555, 3292410, 3864740, 4345437, 4389880, 4637688, 5793916, 5797110, 6584820, 7242395, 7729480, 8690874, 11587832, 11594220, 13169640, 14484790, 15933269, 17381748, 21727185, 23188440, 28969580, 31866538, 34763496, 43454370, 47799807, 57939160, 63733076, 79666345, 86908740, 95599614, 127466152, 159332690, 173817480, 175265959, 191199228, 238999035, 318665380, 350531918, 382398456, 477998070, 525797877, 637330760, 701063836, 876329795, 955996140, 1051595754, 1402127672, 1752659590, 1911992280, 2103191508, 2628989385, 3505319180, 4206383016, 5257978770, 7010638360, 10515957540, 21031915080]

約数ペア:

[(1, 21031915080), (2, 10515957540), (3, 7010638360), (4, 5257978770), (5, 4206383016), (6, 3505319180), (8, 2628989385), (10, 2103191508), (11, 1911992280), (12, 1752659590), (15, 1402127672), (20, 1051595754), (22, 955996140), (24, 876329795), (30, 701063836), (33, 637330760), (40, 525797877), (44, 477998070), (55, 382398456), (60, 350531918), (66, 318665380), (88, 238999035), (110, 191199228), (120, 175265959), (121, 173817480), (132, 159332690), (165, 127466152), (220, 95599614), (242, 86908740), (264, 79666345), (330, 63733076), (363, 57939160), (440, 47799807), (484, 43454370), (605, 34763496), (660, 31866538), (726, 28969580), (907, 23188440), (968, 21727185), (1210, 17381748), (1320, 15933269), (1452, 14484790), (1597, 13169640), (1814, 11594220), (1815, 11587832), (2420, 8690874), (2721, 7729480), (2904, 7242395), (3194, 6584820), (3628, 5797110), (3630, 5793916), (4535, 4637688), (4791, 4389880), (4840, 4345437), (5442, 3864740), (6388, 3292410), (7256, 2898555), (7260, 2896958), (7985, 2633928), (9070, 2318844), (9582, 2194940), (9977, 2108040), (10884, 1932370), (12776, 1646205), (13605, 1545896), (14520, 1448479), (15970, 1316964), (17567, 1197240), (18140, 1159422), (19164, 1097470), (19954, 1054020), (21768, 966185), (23955, 877976), (27210, 772948), (29931, 702680), (31940, 658482), (35134, 598620), (36280, 579711), (38328, 548735), (39908, 527010), (47910, 438988), (49885, 421608), (52701, 399080), (54420, 386474), (59862, 351340), (63880, 329241), (70268, 299310), (79816, 263505), (87835, 239448), (95820, 219494), (99770, 210804), (105402, 199540), (108840, 193237), (109747, 191640), (119724, 175670), (140536, 149655)]