21844875

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{4481}}^1$

素因数の和:4512

約数の個数: 32

約数和(自身を含む): 39154752

約数和(自身を除く): 17309877

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 975, 1625, 4481, 4875, 13443, 22405, 58253, 67215, 112025, 174759, 291265, 336075, 560125, 873795, 1456325, 1680375, 4368975, 7281625, 21844875]

約数ペア:

[(1, 21844875), (3, 7281625), (5, 4368975), (13, 1680375), (15, 1456325), (25, 873795), (39, 560125), (65, 336075), (75, 291265), (125, 174759), (195, 112025), (325, 67215), (375, 58253), (975, 22405), (1625, 13443), (4481, 4875)]