21979206

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{23039}}^1$

素因数の和:23100

約数の個数: 24

約数和(自身を含む): 48522240

約数和(自身を除く): 26543034

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 23039, 46078, 69117, 138234, 207351, 414702, 1221067, 2442134, 3663201, 7326402, 10989603, 21979206]

約数ペア:

[(1, 21979206), (2, 10989603), (3, 7326402), (6, 3663201), (9, 2442134), (18, 1221067), (53, 414702), (106, 207351), (159, 138234), (318, 69117), (477, 46078), (954, 23039)]