21911674

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{317}}^1$

素因数の和:462

約数の個数: 32

約数和(自身を含む): 37091520

約数和(自身を除く): 15179846

約数列:

[1, 2, 17, 19, 34, 38, 107, 214, 317, 323, 634, 646, 1819, 2033, 3638, 4066, 5389, 6023, 10778, 12046, 33919, 34561, 67838, 69122, 102391, 204782, 576623, 644461, 1153246, 1288922, 10955837, 21911674]

約数ペア:

[(1, 21911674), (2, 10955837), (17, 1288922), (19, 1153246), (34, 644461), (38, 576623), (107, 204782), (214, 102391), (317, 69122), (323, 67838), (634, 34561), (646, 33919), (1819, 12046), (2033, 10778), (3638, 6023), (4066, 5389)]