21587730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{17551}}^1$

素因数の和:17602

約数の個数: 32

約数和(自身を含む): 53077248

約数和(自身を除く): 31489518

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 17551, 35102, 52653, 87755, 105306, 175510, 263265, 526530, 719591, 1439182, 2158773, 3597955, 4317546, 7195910, 10793865, 21587730]

約数ペア:

[(1, 21587730), (2, 10793865), (3, 7195910), (5, 4317546), (6, 3597955), (10, 2158773), (15, 1439182), (30, 719591), (41, 526530), (82, 263265), (123, 175510), (205, 105306), (246, 87755), (410, 52653), (615, 35102), (1230, 17551)]