21817924016

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8469691}}^1$

素因数の和:8469729

約数の個数: 40

約数和(自身を含む): 50411606784

約数和(自身を除く): 28593682768

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 8469691, 16939382, 33878764, 59287837, 67757528, 118575674, 135515056, 194802893, 237151348, 389605786, 474302696, 779211572, 948605392, 1363620251, 1558423144, 2727240502, 3116846288, 5454481004, 10908962008, 21817924016]

約数ペア:

[(1, 21817924016), (2, 10908962008), (4, 5454481004), (7, 3116846288), (8, 2727240502), (14, 1558423144), (16, 1363620251), (23, 948605392), (28, 779211572), (46, 474302696), (56, 389605786), (92, 237151348), (112, 194802893), (161, 135515056), (184, 118575674), (322, 67757528), (368, 59287837), (644, 33878764), (1288, 16939382), (2576, 8469691)]