21327216

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{10837}}^1$

素因数の和:10889

約数の個数: 40

約数和(自身を含む): 56444304

約数和(自身を除く): 35117088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 10837, 21674, 32511, 43348, 65022, 86696, 130044, 173392, 260088, 444317, 520176, 888634, 1332951, 1777268, 2665902, 3554536, 5331804, 7109072, 10663608, 21327216]

約数ペア:

[(1, 21327216), (2, 10663608), (3, 7109072), (4, 5331804), (6, 3554536), (8, 2665902), (12, 1777268), (16, 1332951), (24, 888634), (41, 520176), (48, 444317), (82, 260088), (123, 173392), (164, 130044), (246, 86696), (328, 65022), (492, 43348), (656, 32511), (984, 21674), (1968, 10837)]