21300541

素因数分解:

${\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{503}}^1$

素因数の和:620

約数の個数: 16

約数和(自身を含む): 23514624

約数和(自身を除く): 2214083

約数列:

[1, 17, 47, 53, 503, 799, 901, 2491, 8551, 23641, 26659, 42347, 401897, 453203, 1252973, 21300541]

約数ペア:

[(1, 21300541), (17, 1252973), (47, 453203), (53, 401897), (503, 42347), (799, 26659), (901, 23641), (2491, 8551)]