42131684

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{21193}}^1$

素因数の和:21275

約数の個数: 24

約数和(自身を含む): 85454208

約数和(自身を除く): 43322524

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 21193, 42386, 84772, 148351, 296702, 593404, 1504703, 3009406, 6018812, 10532921, 21065842, 42131684]

約数ペア:

[(1, 42131684), (2, 21065842), (4, 10532921), (7, 6018812), (14, 3009406), (28, 1504703), (71, 593404), (142, 296702), (284, 148351), (497, 84772), (994, 42386), (1988, 21193)]