21701220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{361687}}^1$

素因数の和:361699

約数の個数: 24

約数和(自身を含む): 60763584

約数和(自身を除く): 39062364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 361687, 723374, 1085061, 1446748, 1808435, 2170122, 3616870, 4340244, 5425305, 7233740, 10850610, 21701220]

約数ペア:

[(1, 21701220), (2, 10850610), (3, 7233740), (4, 5425305), (5, 4340244), (6, 3616870), (10, 2170122), (12, 1808435), (15, 1446748), (20, 1085061), (30, 723374), (60, 361687)]