21263604

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{577}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 51659328

約数和(自身を除く): 30395724

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 83, 111, 148, 166, 222, 249, 332, 444, 498, 577, 996, 1154, 1731, 2308, 3071, 3462, 6142, 6924, 9213, 12284, 18426, 21349, 36852, 42698, 47891, 64047, 85396, 95782, 128094, 143673, 191564, 256188, 287346, 574692, 1771967, 3543934, 5315901, 7087868, 10631802, 21263604]

約数ペア:

[(1, 21263604), (2, 10631802), (3, 7087868), (4, 5315901), (6, 3543934), (12, 1771967), (37, 574692), (74, 287346), (83, 256188), (111, 191564), (148, 143673), (166, 128094), (222, 95782), (249, 85396), (332, 64047), (444, 47891), (498, 42698), (577, 36852), (996, 21349), (1154, 18426), (1731, 12284), (2308, 9213), (3071, 6924), (3462, 6142)]