21102584156

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{16427}}^1\times {\mathrm{16903}}^1$

素因数の和:33353

約数の個数: 24

約数和(自身を含む): 38877847680

約数和(自身を除く): 17775263524

約数列:

[1, 2, 4, 19, 38, 76, 16427, 16903, 32854, 33806, 65708, 67612, 312113, 321157, 624226, 642314, 1248452, 1284628, 277665581, 555331162, 1110662324, 5275646039, 10551292078, 21102584156]

約数ペア:

[(1, 21102584156), (2, 10551292078), (4, 5275646039), (19, 1110662324), (38, 555331162), (76, 277665581), (16427, 1284628), (16903, 1248452), (32854, 642314), (33806, 624226), (65708, 321157), (67612, 312113)]