21920512264

素因数分解:

$2^3\times 7^1\times {\mathrm{14081}}^1\times {\mathrm{27799}}^1$

素因数の和:41893

約数の個数: 32

約数和(自身を含む): 46977552000

約数和(自身を除く): 25057039736

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 14081, 27799, 28162, 55598, 56324, 98567, 111196, 112648, 194593, 197134, 222392, 389186, 394268, 778372, 788536, 1556744, 391437719, 782875438, 1565750876, 2740064033, 3131501752, 5480128066, 10960256132, 21920512264]

約数ペア:

[(1, 21920512264), (2, 10960256132), (4, 5480128066), (7, 3131501752), (8, 2740064033), (14, 1565750876), (28, 782875438), (56, 391437719), (14081, 1556744), (27799, 788536), (28162, 778372), (55598, 394268), (56324, 389186), (98567, 222392), (111196, 197134), (112648, 194593)]