21916464

素因数分解:

$2^4\times 3^1\times {\mathrm{563}}^1\times {\mathrm{811}}^1$

素因数の和:1385

約数の個数: 40

約数和(自身を含む): 56788032

約数和(自身を除く): 34871568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 563, 811, 1126, 1622, 1689, 2252, 2433, 3244, 3378, 4504, 4866, 6488, 6756, 9008, 9732, 12976, 13512, 19464, 27024, 38928, 456593, 913186, 1369779, 1826372, 2739558, 3652744, 5479116, 7305488, 10958232, 21916464]

約数ペア:

[(1, 21916464), (2, 10958232), (3, 7305488), (4, 5479116), (6, 3652744), (8, 2739558), (12, 1826372), (16, 1369779), (24, 913186), (48, 456593), (563, 38928), (811, 27024), (1126, 19464), (1622, 13512), (1689, 12976), (2252, 9732), (2433, 9008), (3244, 6756), (3378, 6488), (4504, 4866)]