21415822

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{1153}}^1$

素因数の和:1443

約数の個数: 16

約数和(自身を含む): 33152112

約数和(自身を除く): 11736290

約数列:

[1, 2, 37, 74, 251, 502, 1153, 2306, 9287, 18574, 42661, 85322, 289403, 578806, 10707911, 21415822]

約数ペア:

[(1, 21415822), (2, 10707911), (37, 578806), (74, 289403), (251, 85322), (502, 42661), (1153, 18574), (2306, 9287)]