21352142

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{9473}}^1$

素因数の和:9512

約数の個数: 24

約数和(自身を含む): 38881296

約数和(自身を除く): 17529154

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 9473, 18946, 66311, 132622, 217879, 435758, 464177, 928354, 1525153, 3050306, 10676071, 21352142]

約数ペア:

[(1, 21352142), (2, 10676071), (7, 3050306), (14, 1525153), (23, 928354), (46, 464177), (49, 435758), (98, 217879), (161, 132622), (322, 66311), (1127, 18946), (2254, 9473)]