21803669145

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21066347}}^1$

素因数の和:21066381

約数の個数: 24

約数和(自身を含む): 39436203456

約数和(自身を除く): 17632534311

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 21066347, 63199041, 105331735, 189597123, 315995205, 484525981, 947985615, 1453577943, 2422629905, 4360733829, 7267889715, 21803669145]

約数ペア:

[(1, 21803669145), (3, 7267889715), (5, 4360733829), (9, 2422629905), (15, 1453577943), (23, 947985615), (45, 484525981), (69, 315995205), (115, 189597123), (207, 105331735), (345, 63199041), (1035, 21066347)]