21479374

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{21017}}^1$

素因数の和:21099

約数の個数: 16

約数和(自身を含む): 37327968

約数和(自身を除く): 15848594

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 21017, 42034, 147119, 294238, 1534241, 3068482, 10739687, 21479374]

約数ペア:

[(1, 21479374), (2, 10739687), (7, 3068482), (14, 1534241), (73, 294238), (146, 147119), (511, 42034), (1022, 21017)]