21758460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15767}}^1$

素因数の和:15802

約数の個数: 48

約数和(自身を含む): 63576576

約数和(自身を除く): 41818116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 15767, 31534, 47301, 63068, 78835, 94602, 157670, 189204, 236505, 315340, 362641, 473010, 725282, 946020, 1087923, 1450564, 1813205, 2175846, 3626410, 4351692, 5439615, 7252820, 10879230, 21758460]

約数ペア:

[(1, 21758460), (2, 10879230), (3, 7252820), (4, 5439615), (5, 4351692), (6, 3626410), (10, 2175846), (12, 1813205), (15, 1450564), (20, 1087923), (23, 946020), (30, 725282), (46, 473010), (60, 362641), (69, 315340), (92, 236505), (115, 189204), (138, 157670), (230, 94602), (276, 78835), (345, 63068), (460, 47301), (690, 31534), (1380, 15767)]