21889260382

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2791}}^1\times {\mathrm{5021}}^1$

素因数の和:7896

約数の個数: 32

約数和(自身を含む): 36343531008

約数和(自身を除く): 14454270626

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 2791, 5021, 5582, 10042, 30701, 55231, 61402, 110462, 198161, 356491, 396322, 712982, 2179771, 3921401, 4359542, 7842802, 14013611, 28027222, 154149721, 308299442, 994966381, 1989932762, 10944630191, 21889260382]

約数ペア:

[(1, 21889260382), (2, 10944630191), (11, 1989932762), (22, 994966381), (71, 308299442), (142, 154149721), (781, 28027222), (1562, 14013611), (2791, 7842802), (5021, 4359542), (5582, 3921401), (10042, 2179771), (30701, 712982), (55231, 396322), (61402, 356491), (110462, 198161)]