21976954

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:798

約数の個数: 32

約数和(自身を含む): 37324800

約数和(自身を除く): 15347846

約数列:

[1, 2, 17, 29, 31, 34, 58, 62, 493, 527, 719, 899, 986, 1054, 1438, 1798, 12223, 15283, 20851, 22289, 24446, 30566, 41702, 44578, 354467, 378913, 646381, 708934, 757826, 1292762, 10988477, 21976954]

約数ペア:

[(1, 21976954), (2, 10988477), (17, 1292762), (29, 757826), (31, 708934), (34, 646381), (58, 378913), (62, 354467), (493, 44578), (527, 41702), (719, 30566), (899, 24446), (986, 22289), (1054, 20851), (1438, 15283), (1798, 12223)]