21462210

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:213

約数の個数: 192

約数和(自身を含む): 73681920

約数和(自身を除く): 52219710

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 19, 21, 22, 30, 33, 35, 38, 42, 45, 55, 57, 63, 66, 70, 77, 90, 95, 99, 105, 110, 114, 126, 133, 154, 163, 165, 171, 190, 198, 209, 210, 231, 266, 285, 315, 326, 330, 342, 385, 399, 418, 462, 489, 495, 570, 627, 630, 665, 693, 770, 798, 815, 855, 978, 990, 1045, 1141, 1155, 1197, 1254, 1330, 1386, 1463, 1467, 1630, 1710, 1793, 1881, 1995, 2090, 2282, 2310, 2394, 2445, 2926, 2934, 3097, 3135, 3423, 3465, 3586, 3762, 3990, 4389, 4890, 5379, 5705, 5985, 6194, 6270, 6846, 6930, 7315, 7335, 8778, 8965, 9291, 9405, 10269, 10758, 11410, 11970, 12551, 13167, 14630, 14670, 15485, 16137, 17115, 17930, 18582, 18810, 20538, 21679, 21945, 25102, 26334, 26895, 27873, 30970, 32274, 34067, 34230, 37653, 43358, 43890, 46455, 51345, 53790, 55746, 62755, 65037, 65835, 68134, 75306, 80685, 92910, 102201, 102690, 108395, 112959, 125510, 130074, 131670, 139365, 161370, 170335, 188265, 195111, 204402, 216790, 225918, 238469, 278730, 306603, 325185, 340670, 376530, 390222, 476938, 511005, 564795, 613206, 650370, 715407, 975555, 1022010, 1129590, 1192345, 1430814, 1533015, 1951110, 2146221, 2384690, 3066030, 3577035, 4292442, 7154070, 10731105, 21462210]

約数ペア:

[(1, 21462210), (2, 10731105), (3, 7154070), (5, 4292442), (6, 3577035), (7, 3066030), (9, 2384690), (10, 2146221), (11, 1951110), (14, 1533015), (15, 1430814), (18, 1192345), (19, 1129590), (21, 1022010), (22, 975555), (30, 715407), (33, 650370), (35, 613206), (38, 564795), (42, 511005), (45, 476938), (55, 390222), (57, 376530), (63, 340670), (66, 325185), (70, 306603), (77, 278730), (90, 238469), (95, 225918), (99, 216790), (105, 204402), (110, 195111), (114, 188265), (126, 170335), (133, 161370), (154, 139365), (163, 131670), (165, 130074), (171, 125510), (190, 112959), (198, 108395), (209, 102690), (210, 102201), (231, 92910), (266, 80685), (285, 75306), (315, 68134), (326, 65835), (330, 65037), (342, 62755), (385, 55746), (399, 53790), (418, 51345), (462, 46455), (489, 43890), (495, 43358), (570, 37653), (627, 34230), (630, 34067), (665, 32274), (693, 30970), (770, 27873), (798, 26895), (815, 26334), (855, 25102), (978, 21945), (990, 21679), (1045, 20538), (1141, 18810), (1155, 18582), (1197, 17930), (1254, 17115), (1330, 16137), (1386, 15485), (1463, 14670), (1467, 14630), (1630, 13167), (1710, 12551), (1793, 11970), (1881, 11410), (1995, 10758), (2090, 10269), (2282, 9405), (2310, 9291), (2394, 8965), (2445, 8778), (2926, 7335), (2934, 7315), (3097, 6930), (3135, 6846), (3423, 6270), (3465, 6194), (3586, 5985), (3762, 5705), (3990, 5379), (4389, 4890)]