21301976

素因数分解:

$2^3\times {\mathrm{97}}^2\times {\mathrm{283}}^1$

素因数の和:483

約数の個数: 24

約数和(自身を含む): 40499820

約数和(自身を除く): 19197844

約数列:

[1, 2, 4, 8, 97, 194, 283, 388, 566, 776, 1132, 2264, 9409, 18818, 27451, 37636, 54902, 75272, 109804, 219608, 2662747, 5325494, 10650988, 21301976]

約数ペア:

[(1, 21301976), (2, 10650988), (4, 5325494), (8, 2662747), (97, 219608), (194, 109804), (283, 75272), (388, 54902), (566, 37636), (776, 27451), (1132, 18818), (2264, 9409)]