221097534

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{51109}}^1$

素因数の和:51224

約数の個数: 32

約数和(自身を含む): 510282240

約数和(自身を除く): 289184706

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 103, 206, 309, 618, 721, 1442, 2163, 4326, 51109, 102218, 153327, 306654, 357763, 715526, 1073289, 2146578, 5264227, 10528454, 15792681, 31585362, 36849589, 73699178, 110548767, 221097534]

約数ペア:

[(1, 221097534), (2, 110548767), (3, 73699178), (6, 36849589), (7, 31585362), (14, 15792681), (21, 10528454), (42, 5264227), (103, 2146578), (206, 1073289), (309, 715526), (618, 357763), (721, 306654), (1442, 153327), (2163, 102218), (4326, 51109)]