21328144

素因数分解:

$2^4\times {\mathrm{229}}^1\times {\mathrm{5821}}^1$

素因数の和:6058

約数の個数: 20

約数和(自身を含む): 41510860

約数和(自身を除く): 20182716

約数列:

[1, 2, 4, 8, 16, 229, 458, 916, 1832, 3664, 5821, 11642, 23284, 46568, 93136, 1333009, 2666018, 5332036, 10664072, 21328144]

約数ペア:

[(1, 21328144), (2, 10664072), (4, 5332036), (8, 2666018), (16, 1333009), (229, 93136), (458, 46568), (916, 23284), (1832, 11642), (3664, 5821)]