21461296

素因数分解:

$2^4\times {\mathrm{1031}}^1\times {\mathrm{1301}}^1$

素因数の和:2340

約数の個数: 20

約数和(自身を含む): 41653584

約数和(自身を除く): 20192288

約数列:

[1, 2, 4, 8, 16, 1031, 1301, 2062, 2602, 4124, 5204, 8248, 10408, 16496, 20816, 1341331, 2682662, 5365324, 10730648, 21461296]

約数ペア:

[(1, 21461296), (2, 10730648), (4, 5365324), (8, 2682662), (16, 1341331), (1031, 20816), (1301, 16496), (2062, 10408), (2602, 8248), (4124, 5204)]