21413416

素因数分解:

$2^3\times {\mathrm{683}}^1\times {\mathrm{3919}}^1$

素因数の和:4608

約数の個数: 16

約数和(自身を含む): 40219200

約数和(自身を除く): 18805784

約数列:

[1, 2, 4, 8, 683, 1366, 2732, 3919, 5464, 7838, 15676, 31352, 2676677, 5353354, 10706708, 21413416]

約数ペア:

[(1, 21413416), (2, 10706708), (4, 5353354), (8, 2676677), (683, 31352), (1366, 15676), (2732, 7838), (3919, 5464)]