21272236

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{3769}}^1$

素因数の和:3873

約数の個数: 24

約数和(自身を含む): 39901680

約数和(自身を除く): 18629444

約数列:

[1, 2, 4, 17, 34, 68, 83, 166, 332, 1411, 2822, 3769, 5644, 7538, 15076, 64073, 128146, 256292, 312827, 625654, 1251308, 5318059, 10636118, 21272236]

約数ペア:

[(1, 21272236), (2, 10636118), (4, 5318059), (17, 1251308), (34, 625654), (68, 312827), (83, 256292), (166, 128146), (332, 64073), (1411, 15076), (2822, 7538), (3769, 5644)]