21150506

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{19841}}^1$

素因数の和:19897

約数の個数: 16

約数和(自身を含む): 35001288

約数和(自身を除く): 13850782

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 19841, 39682, 257933, 515866, 813481, 1626962, 10575253, 21150506]

約数ペア:

[(1, 21150506), (2, 10575253), (13, 1626962), (26, 813481), (41, 515866), (82, 257933), (533, 39682), (1066, 19841)]