21551190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{3137}}^1$

素因数の和:3376

約数の個数: 32

約数和(自身を含む): 51965280

約数和(自身を除く): 30414090

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 229, 458, 687, 1145, 1374, 2290, 3137, 3435, 6274, 6870, 9411, 15685, 18822, 31370, 47055, 94110, 718373, 1436746, 2155119, 3591865, 4310238, 7183730, 10775595, 21551190]

約数ペア:

[(1, 21551190), (2, 10775595), (3, 7183730), (5, 4310238), (6, 3591865), (10, 2155119), (15, 1436746), (30, 718373), (229, 94110), (458, 47055), (687, 31370), (1145, 18822), (1374, 15685), (2290, 9411), (3137, 6870), (3435, 6274)]