21265506

素因数分解:

$2^1\times 3^2\times {\mathrm{173}}^1\times {\mathrm{6829}}^1$

素因数の和:7010

約数の個数: 24

約数和(自身を含む): 46348380

約数和(自身を除く): 25082874

約数列:

[1, 2, 3, 6, 9, 18, 173, 346, 519, 1038, 1557, 3114, 6829, 13658, 20487, 40974, 61461, 122922, 1181417, 2362834, 3544251, 7088502, 10632753, 21265506]

約数ペア:

[(1, 21265506), (2, 10632753), (3, 7088502), (6, 3544251), (9, 2362834), (18, 1181417), (173, 122922), (346, 61461), (519, 40974), (1038, 20487), (1557, 13658), (3114, 6829)]