21909264

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{35111}}^1$

素因数の和:35135

約数の個数: 40

約数和(自身を含む): 60954432

約数和(自身を除く): 39045168

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 35111, 70222, 105333, 140444, 210666, 280888, 421332, 456443, 561776, 842664, 912886, 1369329, 1685328, 1825772, 2738658, 3651544, 5477316, 7303088, 10954632, 21909264]

約数ペア:

[(1, 21909264), (2, 10954632), (3, 7303088), (4, 5477316), (6, 3651544), (8, 2738658), (12, 1825772), (13, 1685328), (16, 1369329), (24, 912886), (26, 842664), (39, 561776), (48, 456443), (52, 421332), (78, 280888), (104, 210666), (156, 140444), (208, 105333), (312, 70222), (624, 35111)]