21167882911

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{3467}}^1\times {\mathrm{51307}}^1$

素因数の和:54798

約数の個数: 16

約数和(自身を含む): 25622804736

約数和(自身を除く): 4454921825

約数列:

[1, 7, 17, 119, 3467, 24269, 51307, 58939, 359149, 412573, 872219, 6105533, 177881369, 1245169583, 3023983273, 21167882911]

約数ペア:

[(1, 21167882911), (7, 3023983273), (17, 1245169583), (119, 177881369), (3467, 6105533), (24269, 872219), (51307, 412573), (58939, 359149)]