21685562

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{4201}}^1$

素因数の和:4321

約数の個数: 16

約数和(自身を含む): 34036200

約数和(自身を除く): 12350638

約数列:

[1, 2, 29, 58, 89, 178, 2581, 4201, 5162, 8402, 121829, 243658, 373889, 747778, 10842781, 21685562]

約数ペア:

[(1, 21685562), (2, 10842781), (29, 747778), (58, 373889), (89, 243658), (178, 121829), (2581, 8402), (4201, 5162)]