21887376

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{65141}}^1$

素因数の和:65159

約数の個数: 40

約数和(自身を含む): 64620864

約数和(自身を除く): 42733488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 65141, 130282, 195423, 260564, 390846, 455987, 521128, 781692, 911974, 1042256, 1367961, 1563384, 1823948, 2735922, 3126768, 3647896, 5471844, 7295792, 10943688, 21887376]

約数ペア:

[(1, 21887376), (2, 10943688), (3, 7295792), (4, 5471844), (6, 3647896), (7, 3126768), (8, 2735922), (12, 1823948), (14, 1563384), (16, 1367961), (21, 1042256), (24, 911974), (28, 781692), (42, 521128), (48, 455987), (56, 390846), (84, 260564), (112, 195423), (168, 130282), (336, 65141)]