21052374

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1997}}^1$

素因数の和:2260

約数の個数: 32

約数和(自身を含む): 48335616

約数和(自身を除く): 27283242

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 251, 502, 753, 1506, 1757, 1997, 3514, 3994, 5271, 5991, 10542, 11982, 13979, 27958, 41937, 83874, 501247, 1002494, 1503741, 3007482, 3508729, 7017458, 10526187, 21052374]

約数ペア:

[(1, 21052374), (2, 10526187), (3, 7017458), (6, 3508729), (7, 3007482), (14, 1503741), (21, 1002494), (42, 501247), (251, 83874), (502, 41937), (753, 27958), (1506, 13979), (1757, 11982), (1997, 10542), (3514, 5991), (3994, 5271)]