21489450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{143263}}^1$

素因数の和:143278

約数の個数: 24

約数和(自身を含む): 53294208

約数和(自身を除く): 31804758

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 143263, 286526, 429789, 716315, 859578, 1432630, 2148945, 3581575, 4297890, 7163150, 10744725, 21489450]

約数ペア:

[(1, 21489450), (2, 10744725), (3, 7163150), (5, 4297890), (6, 3581575), (10, 2148945), (15, 1432630), (25, 859578), (30, 716315), (50, 429789), (75, 286526), (150, 143263)]