21407692

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{3793}}^1$

素因数の和:3897

約数の個数: 24

約数和(自身を含む): 40155696

約数和(自身を除く): 18748004

約数列:

[1, 2, 4, 17, 34, 68, 83, 166, 332, 1411, 2822, 3793, 5644, 7586, 15172, 64481, 128962, 257924, 314819, 629638, 1259276, 5351923, 10703846, 21407692]

約数ペア:

[(1, 21407692), (2, 10703846), (4, 5351923), (17, 1259276), (34, 629638), (68, 314819), (83, 257924), (166, 128962), (332, 64481), (1411, 15172), (2822, 7586), (3793, 5644)]