21092526

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:270

約数の個数: 96

約数和(自身を含む): 57308160

約数和(自身を除く): 36215634

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 79, 91, 117, 126, 158, 163, 182, 234, 237, 273, 326, 474, 489, 546, 553, 711, 819, 978, 1027, 1106, 1141, 1422, 1467, 1638, 1659, 2054, 2119, 2282, 2934, 3081, 3318, 3423, 4238, 4977, 6162, 6357, 6846, 7189, 9243, 9954, 10269, 12714, 12877, 14378, 14833, 18486, 19071, 20538, 21567, 25754, 29666, 38142, 38631, 43134, 44499, 64701, 77262, 88998, 90139, 115893, 129402, 133497, 167401, 180278, 231786, 266994, 270417, 334802, 502203, 540834, 811251, 1004406, 1171807, 1506609, 1622502, 2343614, 3013218, 3515421, 7030842, 10546263, 21092526]

約数ペア:

[(1, 21092526), (2, 10546263), (3, 7030842), (6, 3515421), (7, 3013218), (9, 2343614), (13, 1622502), (14, 1506609), (18, 1171807), (21, 1004406), (26, 811251), (39, 540834), (42, 502203), (63, 334802), (78, 270417), (79, 266994), (91, 231786), (117, 180278), (126, 167401), (158, 133497), (163, 129402), (182, 115893), (234, 90139), (237, 88998), (273, 77262), (326, 64701), (474, 44499), (489, 43134), (546, 38631), (553, 38142), (711, 29666), (819, 25754), (978, 21567), (1027, 20538), (1106, 19071), (1141, 18486), (1422, 14833), (1467, 14378), (1638, 12877), (1659, 12714), (2054, 10269), (2119, 9954), (2282, 9243), (2934, 7189), (3081, 6846), (3318, 6357), (3423, 6162), (4238, 4977)]