21592142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4441}}^1$

素因数の和:4484

約数の個数: 32

約数和(自身を含む): 40297824

約数和(自身を除く): 18705682

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 187, 221, 286, 374, 442, 2431, 4441, 4862, 8882, 48851, 57733, 75497, 97702, 115466, 150994, 635063, 830467, 981461, 1270126, 1660934, 1962922, 10796071, 21592142]

約数ペア:

[(1, 21592142), (2, 10796071), (11, 1962922), (13, 1660934), (17, 1270126), (22, 981461), (26, 830467), (34, 635063), (143, 150994), (187, 115466), (221, 97702), (286, 75497), (374, 57733), (442, 48851), (2431, 8882), (4441, 4862)]