21896322

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1193}}^1$

素因数の和:1247

約数の個数: 64

約数和(自身を含む): 55019520

約数和(自身を除く): 33123198

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 23, 38, 42, 46, 57, 69, 114, 133, 138, 161, 266, 322, 399, 437, 483, 798, 874, 966, 1193, 1311, 2386, 2622, 3059, 3579, 6118, 7158, 8351, 9177, 16702, 18354, 22667, 25053, 27439, 45334, 50106, 54878, 68001, 82317, 136002, 158669, 164634, 192073, 317338, 384146, 476007, 521341, 576219, 952014, 1042682, 1152438, 1564023, 3128046, 3649387, 7298774, 10948161, 21896322]

約数ペア:

[(1, 21896322), (2, 10948161), (3, 7298774), (6, 3649387), (7, 3128046), (14, 1564023), (19, 1152438), (21, 1042682), (23, 952014), (38, 576219), (42, 521341), (46, 476007), (57, 384146), (69, 317338), (114, 192073), (133, 164634), (138, 158669), (161, 136002), (266, 82317), (322, 68001), (399, 54878), (437, 50106), (483, 45334), (798, 27439), (874, 25053), (966, 22667), (1193, 18354), (1311, 16702), (2386, 9177), (2622, 8351), (3059, 7158), (3579, 6118)]