21358492030

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{52093883}}^1$

素因数の和:52093931

約数の個数: 16

約数和(自身を含む): 39382976304

約数和(自身を除く): 18024484274

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 52093883, 104187766, 260469415, 520938830, 2135849203, 4271698406, 10679246015, 21358492030]

約数ペア:

[(1, 21358492030), (2, 10679246015), (5, 4271698406), (10, 2135849203), (41, 520938830), (82, 260469415), (205, 104187766), (410, 52093883)]