21303984

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{34141}}^1$

素因数の和:34165

約数の個数: 40

約数和(自身を含む): 59270512

約数和(自身を除く): 37966528

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 34141, 68282, 102423, 136564, 204846, 273128, 409692, 443833, 546256, 819384, 887666, 1331499, 1638768, 1775332, 2662998, 3550664, 5325996, 7101328, 10651992, 21303984]

約数ペア:

[(1, 21303984), (2, 10651992), (3, 7101328), (4, 5325996), (6, 3550664), (8, 2662998), (12, 1775332), (13, 1638768), (16, 1331499), (24, 887666), (26, 819384), (39, 546256), (48, 443833), (52, 409692), (78, 273128), (104, 204846), (156, 136564), (208, 102423), (312, 68282), (624, 34141)]