21456010

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{93287}}^1$

素因数の和:93317

約数の個数: 16

約数和(自身を含む): 40300416

約数和(自身を除く): 18844406

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 93287, 186574, 466435, 932870, 2145601, 4291202, 10728005, 21456010]

約数ペア:

[(1, 21456010), (2, 10728005), (5, 4291202), (10, 2145601), (23, 932870), (46, 466435), (115, 186574), (230, 93287)]