21326698

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{5639}}^1$

素因数の和:5733

約数の個数: 16

約数和(自身を含む): 33569280

約数和(自身を除く): 12242582

約数列:

[1, 2, 31, 61, 62, 122, 1891, 3782, 5639, 11278, 174809, 343979, 349618, 687958, 10663349, 21326698]

約数ペア:

[(1, 21326698), (2, 10663349), (31, 687958), (61, 349618), (62, 343979), (122, 174809), (1891, 11278), (3782, 5639)]