21599448

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{647}}^1$

素因数の和:776

約数の個数: 64

約数和(自身を含む): 58786560

約数和(自身を除く): 37187112

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 107, 156, 214, 312, 321, 428, 642, 647, 856, 1284, 1294, 1391, 1941, 2568, 2588, 2782, 3882, 4173, 5176, 5564, 7764, 8346, 8411, 11128, 15528, 16692, 16822, 25233, 33384, 33644, 50466, 67288, 69229, 100932, 138458, 201864, 207687, 276916, 415374, 553832, 830748, 899977, 1661496, 1799954, 2699931, 3599908, 5399862, 7199816, 10799724, 21599448]

約数ペア:

[(1, 21599448), (2, 10799724), (3, 7199816), (4, 5399862), (6, 3599908), (8, 2699931), (12, 1799954), (13, 1661496), (24, 899977), (26, 830748), (39, 553832), (52, 415374), (78, 276916), (104, 207687), (107, 201864), (156, 138458), (214, 100932), (312, 69229), (321, 67288), (428, 50466), (642, 33644), (647, 33384), (856, 25233), (1284, 16822), (1294, 16692), (1391, 15528), (1941, 11128), (2568, 8411), (2588, 8346), (2782, 7764), (3882, 5564), (4173, 5176)]