21124624

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{8861}}^1$

素因数の和:9018

約数の個数: 20

約数和(自身を含む): 41208300

約数和(自身を除く): 20083676

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 8861, 17722, 35444, 70888, 141776, 1320289, 2640578, 5281156, 10562312, 21124624]

約数ペア:

[(1, 21124624), (2, 10562312), (4, 5281156), (8, 2640578), (16, 1320289), (149, 141776), (298, 70888), (596, 35444), (1192, 17722), (2384, 8861)]