21314445

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61781}}^1$

素因数の和:61812

約数の個数: 16

約数和(自身を含む): 35586432

約数和(自身を除く): 14271987

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 61781, 185343, 308905, 926715, 1420963, 4262889, 7104815, 21314445]

約数ペア:

[(1, 21314445), (3, 7104815), (5, 4262889), (15, 1420963), (23, 926715), (69, 308905), (115, 185343), (345, 61781)]