21411874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{57251}}^1$

素因数の和:57281

約数の個数: 16

約数和(自身を含む): 37099296

約数和(自身を除く): 15687422

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 57251, 114502, 629761, 973267, 1259522, 1946534, 10705937, 21411874]

約数ペア:

[(1, 21411874), (2, 10705937), (11, 1946534), (17, 1259522), (22, 973267), (34, 629761), (187, 114502), (374, 57251)]