21112302

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{509}}^1$

素因数の和:768

約数の個数: 32

約数和(自身を含む): 43868160

約数和(自身を除く): 22755858

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 223, 446, 509, 669, 1018, 1338, 1527, 3054, 6913, 13826, 15779, 20739, 31558, 41478, 47337, 94674, 113507, 227014, 340521, 681042, 3518717, 7037434, 10556151, 21112302]

約数ペア:

[(1, 21112302), (2, 10556151), (3, 7037434), (6, 3518717), (31, 681042), (62, 340521), (93, 227014), (186, 113507), (223, 94674), (446, 47337), (509, 41478), (669, 31558), (1018, 20739), (1338, 15779), (1527, 13826), (3054, 6913)]