21562476

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2063}}^1$

素因数の和:2150

約数の個数: 48

約数和(自身を含む): 55017984

約数和(自身を除く): 33455508

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 67, 78, 134, 156, 201, 268, 402, 804, 871, 1742, 2063, 2613, 3484, 4126, 5226, 6189, 8252, 10452, 12378, 24756, 26819, 53638, 80457, 107276, 138221, 160914, 276442, 321828, 414663, 552884, 829326, 1658652, 1796873, 3593746, 5390619, 7187492, 10781238, 21562476]

約数ペア:

[(1, 21562476), (2, 10781238), (3, 7187492), (4, 5390619), (6, 3593746), (12, 1796873), (13, 1658652), (26, 829326), (39, 552884), (52, 414663), (67, 321828), (78, 276442), (134, 160914), (156, 138221), (201, 107276), (268, 80457), (402, 53638), (804, 26819), (871, 24756), (1742, 12378), (2063, 10452), (2613, 8252), (3484, 6189), (4126, 5226)]