21000570633

素因数分解:

$3^2\times 7^1\times {\mathrm{569}}^1\times {\mathrm{585839}}^1$

素因数の和:586421

約数の個数: 24

約数和(自身を含む): 34728595200

約数和(自身を除く): 13728024567

約数列:

[1, 3, 7, 9, 21, 63, 569, 1707, 3983, 5121, 11949, 35847, 585839, 1757517, 4100873, 5272551, 12302619, 36907857, 333342391, 1000027173, 2333396737, 3000081519, 7000190211, 21000570633]

約数ペア:

[(1, 21000570633), (3, 7000190211), (7, 3000081519), (9, 2333396737), (21, 1000027173), (63, 333342391), (569, 36907857), (1707, 12302619), (3983, 5272551), (5121, 4100873), (11949, 1757517), (35847, 585839)]