21954922

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1249}}^1$

素因数の和:1326

約数の個数: 32

約数和(自身を含む): 38880000

約数和(自身を除く): 16925078

約数列:

[1, 2, 11, 17, 22, 34, 47, 94, 187, 374, 517, 799, 1034, 1249, 1598, 2498, 8789, 13739, 17578, 21233, 27478, 42466, 58703, 117406, 233563, 467126, 645733, 997951, 1291466, 1995902, 10977461, 21954922]

約数ペア:

[(1, 21954922), (2, 10977461), (11, 1995902), (17, 1291466), (22, 997951), (34, 645733), (47, 467126), (94, 233563), (187, 117406), (374, 58703), (517, 42466), (799, 27478), (1034, 21233), (1249, 17578), (1598, 13739), (2498, 8789)]