21273528

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2267}}^1$

素因数の和:2316

約数の個数: 64

約数和(自身を含む): 58786560

約数和(自身を除く): 37513032

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 23, 24, 34, 46, 51, 68, 69, 92, 102, 136, 138, 184, 204, 276, 391, 408, 552, 782, 1173, 1564, 2267, 2346, 3128, 4534, 4692, 6801, 9068, 9384, 13602, 18136, 27204, 38539, 52141, 54408, 77078, 104282, 115617, 154156, 156423, 208564, 231234, 308312, 312846, 417128, 462468, 625692, 886397, 924936, 1251384, 1772794, 2659191, 3545588, 5318382, 7091176, 10636764, 21273528]

約数ペア:

[(1, 21273528), (2, 10636764), (3, 7091176), (4, 5318382), (6, 3545588), (8, 2659191), (12, 1772794), (17, 1251384), (23, 924936), (24, 886397), (34, 625692), (46, 462468), (51, 417128), (68, 312846), (69, 308312), (92, 231234), (102, 208564), (136, 156423), (138, 154156), (184, 115617), (204, 104282), (276, 77078), (391, 54408), (408, 52141), (552, 38539), (782, 27204), (1173, 18136), (1564, 13602), (2267, 9384), (2346, 9068), (3128, 6801), (4534, 4692)]