21796770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{726559}}^1$

素因数の和:726569

約数の個数: 16

約数和(自身を含む): 52312320

約数和(自身を除く): 30515550

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 726559, 1453118, 2179677, 3632795, 4359354, 7265590, 10898385, 21796770]

約数ペア:

[(1, 21796770), (2, 10898385), (3, 7265590), (5, 4359354), (6, 3632795), (10, 2179677), (15, 1453118), (30, 726559)]