21750078

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{4751}}^1$

素因数の和:4872

約数の個数: 32

約数和(自身を含む): 50181120

約数和(自身を除く): 28431042

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 109, 218, 327, 654, 763, 1526, 2289, 4578, 4751, 9502, 14253, 28506, 33257, 66514, 99771, 199542, 517859, 1035718, 1553577, 3107154, 3625013, 7250026, 10875039, 21750078]

約数ペア:

[(1, 21750078), (2, 10875039), (3, 7250026), (6, 3625013), (7, 3107154), (14, 1553577), (21, 1035718), (42, 517859), (109, 199542), (218, 99771), (327, 66514), (654, 33257), (763, 28506), (1526, 14253), (2289, 9502), (4578, 4751)]