21302698

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{3659}}^1$

素因数の和:3773

約数の個数: 16

約数和(自身を含む): 33203520

約数和(自身を除く): 11900822

約数列:

[1, 2, 41, 71, 82, 142, 2911, 3659, 5822, 7318, 150019, 259789, 300038, 519578, 10651349, 21302698]

約数ペア:

[(1, 21302698), (2, 10651349), (41, 519578), (71, 300038), (82, 259789), (142, 150019), (2911, 7318), (3659, 5822)]