21944858

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{379}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 37920960

約数和(自身を除く): 15976102

約数列:

[1, 2, 13, 17, 26, 34, 131, 221, 262, 379, 442, 758, 1703, 2227, 3406, 4454, 4927, 6443, 9854, 12886, 28951, 49649, 57902, 83759, 99298, 167518, 645437, 844033, 1290874, 1688066, 10972429, 21944858]

約数ペア:

[(1, 21944858), (2, 10972429), (13, 1688066), (17, 1290874), (26, 844033), (34, 645437), (131, 167518), (221, 99298), (262, 83759), (379, 57902), (442, 49649), (758, 28951), (1703, 12886), (2227, 9854), (3406, 6443), (4454, 4927)]