21065610346

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{12241}}^1$

素因数の和:12475

約数の個数: 64

約数和(自身を含む): 38077516800

約数和(自身を除く): 17011906454

約数列:

[1, 2, 11, 19, 22, 23, 38, 46, 179, 209, 253, 358, 418, 437, 506, 874, 1969, 3401, 3938, 4117, 4807, 6802, 8234, 9614, 12241, 24482, 37411, 45287, 74822, 78223, 90574, 134651, 156446, 232579, 269302, 281543, 465158, 563086, 860453, 1720906, 2191139, 2558369, 3096973, 4382278, 5116738, 5349317, 6193946, 10698634, 24102529, 41631641, 48205058, 50396197, 58842487, 83263282, 100792394, 117684974, 457948051, 554358167, 915896102, 957527743, 1108716334, 1915055486, 10532805173, 21065610346]

約数ペア:

[(1, 21065610346), (2, 10532805173), (11, 1915055486), (19, 1108716334), (22, 957527743), (23, 915896102), (38, 554358167), (46, 457948051), (179, 117684974), (209, 100792394), (253, 83263282), (358, 58842487), (418, 50396197), (437, 48205058), (506, 41631641), (874, 24102529), (1969, 10698634), (3401, 6193946), (3938, 5349317), (4117, 5116738), (4807, 4382278), (6802, 3096973), (8234, 2558369), (9614, 2191139), (12241, 1720906), (24482, 860453), (37411, 563086), (45287, 465158), (74822, 281543), (78223, 269302), (90574, 232579), (134651, 156446)]