21454995416

素因数分解:

$2^3\times {\mathrm{769}}^1\times {\mathrm{1559}}^1\times {\mathrm{2237}}^1$

素因数の和:4571

約数の個数: 32

約数和(自身を含む): 40324284000

約数和(自身を除く): 18869288584

約数列:

[1, 2, 4, 8, 769, 1538, 1559, 2237, 3076, 3118, 4474, 6152, 6236, 8948, 12472, 17896, 1198871, 1720253, 2397742, 3440506, 3487483, 4795484, 6881012, 6974966, 9590968, 13762024, 13949932, 27899864, 2681874427, 5363748854, 10727497708, 21454995416]

約数ペア:

[(1, 21454995416), (2, 10727497708), (4, 5363748854), (8, 2681874427), (769, 27899864), (1538, 13949932), (1559, 13762024), (2237, 9590968), (3076, 6974966), (3118, 6881012), (4474, 4795484), (6152, 3487483), (6236, 3440506), (8948, 2397742), (12472, 1720253), (17896, 1198871)]