21043692

素因数分解:

$2^2\times 3^3\times {\mathrm{271}}^1\times {\mathrm{719}}^1$

素因数の和:1003

約数の個数: 48

約数和(自身を含む): 54835200

約数和(自身を除く): 33791508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 271, 542, 719, 813, 1084, 1438, 1626, 2157, 2439, 2876, 3252, 4314, 4878, 6471, 7317, 8628, 9756, 12942, 14634, 19413, 25884, 29268, 38826, 77652, 194849, 389698, 584547, 779396, 1169094, 1753641, 2338188, 3507282, 5260923, 7014564, 10521846, 21043692]

約数ペア:

[(1, 21043692), (2, 10521846), (3, 7014564), (4, 5260923), (6, 3507282), (9, 2338188), (12, 1753641), (18, 1169094), (27, 779396), (36, 584547), (54, 389698), (108, 194849), (271, 77652), (542, 38826), (719, 29268), (813, 25884), (1084, 19413), (1438, 14634), (1626, 12942), (2157, 9756), (2439, 8628), (2876, 7317), (3252, 6471), (4314, 4878)]