21874814

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{44281}}^1$

素因数の和:44315

約数の個数: 16

約数和(自身を含む): 37196880

約数和(自身を除く): 15322066

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 44281, 88562, 575653, 841339, 1151306, 1682678, 10937407, 21874814]

約数ペア:

[(1, 21874814), (2, 10937407), (13, 1682678), (19, 1151306), (26, 841339), (38, 575653), (247, 88562), (494, 44281)]