21352922

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{15187}}^1$

素因数の和:15245

約数の個数: 16

約数和(自身を含む): 34628640

約数和(自身を除く): 13275718

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 15187, 30374, 288553, 561919, 577106, 1123838, 10676461, 21352922]

約数ペア:

[(1, 21352922), (2, 10676461), (19, 1123838), (37, 577106), (38, 561919), (74, 288553), (703, 30374), (1406, 15187)]