21496710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{17477}}^1$

素因数の和:17528

約数の個数: 32

約数和(自身を含む): 52853472

約数和(自身を除く): 31356762

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 17477, 34954, 52431, 87385, 104862, 174770, 262155, 524310, 716557, 1433114, 2149671, 3582785, 4299342, 7165570, 10748355, 21496710]

約数ペア:

[(1, 21496710), (2, 10748355), (3, 7165570), (5, 4299342), (6, 3582785), (10, 2149671), (15, 1433114), (30, 716557), (41, 524310), (82, 262155), (123, 174770), (205, 104862), (246, 87385), (410, 52431), (615, 34954), (1230, 17477)]