21645962

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{22501}}^1$

素因数の和:22553

約数の個数: 16

約数和(自身を含む): 35913192

約数和(自身を除く): 14267230

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 22501, 45002, 292513, 585026, 832537, 1665074, 10822981, 21645962]

約数ペア:

[(1, 21645962), (2, 10822981), (13, 1665074), (26, 832537), (37, 585026), (74, 292513), (481, 45002), (962, 22501)]