21000337368

素因数分解:

$2^3\times 3^1\times {\mathrm{331}}^1\times {\mathrm{2643547}}^1$

素因数の和:2643887

約数の個数: 32

約数和(自身を含む): 52659476160

約数和(自身を除く): 31659138792

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 331, 662, 993, 1324, 1986, 2648, 3972, 7944, 2643547, 5287094, 7930641, 10574188, 15861282, 21148376, 31722564, 63445128, 875014057, 1750028114, 2625042171, 3500056228, 5250084342, 7000112456, 10500168684, 21000337368]

約数ペア:

[(1, 21000337368), (2, 10500168684), (3, 7000112456), (4, 5250084342), (6, 3500056228), (8, 2625042171), (12, 1750028114), (24, 875014057), (331, 63445128), (662, 31722564), (993, 21148376), (1324, 15861282), (1986, 10574188), (2648, 7930641), (3972, 5287094), (7944, 2643547)]