21350060

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{4253}}^1$

素因数の和:4513

約数の個数: 24

約数和(自身を含む): 45024336

約数和(自身を除く): 23674276

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 4253, 5020, 8506, 17012, 21265, 42530, 85060, 1067503, 2135006, 4270012, 5337515, 10675030, 21350060]

約数ペア:

[(1, 21350060), (2, 10675030), (4, 5337515), (5, 4270012), (10, 2135006), (20, 1067503), (251, 85060), (502, 42530), (1004, 21265), (1255, 17012), (2510, 8506), (4253, 5020)]