21495084

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{607}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 54340608

約数和(自身を除く): 32845524

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 227, 454, 607, 681, 908, 1214, 1362, 1821, 2428, 2724, 2951, 3642, 5902, 7284, 7891, 8853, 11804, 15782, 17706, 23673, 31564, 35412, 47346, 94692, 137789, 275578, 413367, 551156, 826734, 1653468, 1791257, 3582514, 5373771, 7165028, 10747542, 21495084]

約数ペア:

[(1, 21495084), (2, 10747542), (3, 7165028), (4, 5373771), (6, 3582514), (12, 1791257), (13, 1653468), (26, 826734), (39, 551156), (52, 413367), (78, 275578), (156, 137789), (227, 94692), (454, 47346), (607, 35412), (681, 31564), (908, 23673), (1214, 17706), (1362, 15782), (1821, 11804), (2428, 8853), (2724, 7891), (2951, 7284), (3642, 5902)]