21031623350

素因数分解:

$2^1\times 5^2\times {\mathrm{229}}^1\times {\mathrm{421}}^1\times {\mathrm{4363}}^1$

素因数の和:5025

約数の個数: 48

約数和(自身を含む): 39391995120

約数和(自身を除く): 18360371770

約数列:

[1, 2, 5, 10, 25, 50, 229, 421, 458, 842, 1145, 2105, 2290, 4210, 4363, 5725, 8726, 10525, 11450, 21050, 21815, 43630, 96409, 109075, 192818, 218150, 482045, 964090, 999127, 1836823, 1998254, 2410225, 3673646, 4820450, 4995635, 9184115, 9991270, 18368230, 24978175, 45920575, 49956350, 91841150, 420632467, 841264934, 2103162335, 4206324670, 10515811675, 21031623350]

約数ペア:

[(1, 21031623350), (2, 10515811675), (5, 4206324670), (10, 2103162335), (25, 841264934), (50, 420632467), (229, 91841150), (421, 49956350), (458, 45920575), (842, 24978175), (1145, 18368230), (2105, 9991270), (2290, 9184115), (4210, 4995635), (4363, 4820450), (5725, 3673646), (8726, 2410225), (10525, 1998254), (11450, 1836823), (21050, 999127), (21815, 964090), (43630, 482045), (96409, 218150), (109075, 192818)]