21106008

素因数分解:

$2^3\times 3^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1$

素因数の和:89

約数の個数: 224

約数和(自身を含む): 75548160

約数和(自身を除く): 54442152

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 27, 28, 33, 36, 42, 44, 47, 54, 56, 63, 66, 72, 77, 81, 84, 88, 94, 99, 108, 126, 132, 141, 154, 162, 168, 188, 189, 198, 216, 231, 243, 252, 264, 282, 297, 308, 324, 329, 376, 378, 396, 423, 462, 486, 504, 517, 564, 567, 594, 616, 648, 658, 693, 729, 756, 792, 846, 891, 924, 972, 987, 1034, 1128, 1134, 1188, 1269, 1316, 1386, 1458, 1512, 1551, 1692, 1701, 1782, 1848, 1944, 1974, 2068, 2079, 2268, 2376, 2538, 2632, 2673, 2772, 2916, 2961, 3102, 3384, 3402, 3564, 3619, 3807, 3948, 4136, 4158, 4536, 4653, 5076, 5103, 5346, 5544, 5832, 5922, 6204, 6237, 6804, 7128, 7238, 7614, 7896, 8019, 8316, 8883, 9306, 10152, 10206, 10692, 10857, 11421, 11844, 12408, 12474, 13608, 13959, 14476, 15228, 16038, 16632, 17766, 18612, 18711, 20412, 21384, 21714, 22842, 23688, 24948, 26649, 27918, 28952, 30456, 32076, 32571, 34263, 35532, 37224, 37422, 40824, 41877, 43428, 45684, 49896, 53298, 55836, 56133, 64152, 65142, 68526, 71064, 74844, 79947, 83754, 86856, 91368, 97713, 106596, 111672, 112266, 125631, 130284, 137052, 149688, 159894, 167508, 195426, 213192, 224532, 239841, 251262, 260568, 274104, 293139, 319788, 335016, 376893, 390852, 449064, 479682, 502524, 586278, 639576, 753786, 781704, 879417, 959364, 1005048, 1172556, 1507572, 1758834, 1918728, 2345112, 2638251, 3015144, 3517668, 5276502, 7035336, 10553004, 21106008]

約数ペア:

[(1, 21106008), (2, 10553004), (3, 7035336), (4, 5276502), (6, 3517668), (7, 3015144), (8, 2638251), (9, 2345112), (11, 1918728), (12, 1758834), (14, 1507572), (18, 1172556), (21, 1005048), (22, 959364), (24, 879417), (27, 781704), (28, 753786), (33, 639576), (36, 586278), (42, 502524), (44, 479682), (47, 449064), (54, 390852), (56, 376893), (63, 335016), (66, 319788), (72, 293139), (77, 274104), (81, 260568), (84, 251262), (88, 239841), (94, 224532), (99, 213192), (108, 195426), (126, 167508), (132, 159894), (141, 149688), (154, 137052), (162, 130284), (168, 125631), (188, 112266), (189, 111672), (198, 106596), (216, 97713), (231, 91368), (243, 86856), (252, 83754), (264, 79947), (282, 74844), (297, 71064), (308, 68526), (324, 65142), (329, 64152), (376, 56133), (378, 55836), (396, 53298), (423, 49896), (462, 45684), (486, 43428), (504, 41877), (517, 40824), (564, 37422), (567, 37224), (594, 35532), (616, 34263), (648, 32571), (658, 32076), (693, 30456), (729, 28952), (756, 27918), (792, 26649), (846, 24948), (891, 23688), (924, 22842), (972, 21714), (987, 21384), (1034, 20412), (1128, 18711), (1134, 18612), (1188, 17766), (1269, 16632), (1316, 16038), (1386, 15228), (1458, 14476), (1512, 13959), (1551, 13608), (1692, 12474), (1701, 12408), (1782, 11844), (1848, 11421), (1944, 10857), (1974, 10692), (2068, 10206), (2079, 10152), (2268, 9306), (2376, 8883), (2538, 8316), (2632, 8019), (2673, 7896), (2772, 7614), (2916, 7238), (2961, 7128), (3102, 6804), (3384, 6237), (3402, 6204), (3564, 5922), (3619, 5832), (3807, 5544), (3948, 5346), (4136, 5103), (4158, 5076), (4536, 4653)]