21671583

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{5821}}^1$

素因数の和:5914

約数の個数: 16

約数和(自身を含む): 31019616

約数和(自身を除く): 9348033

約数列:

[1, 3, 17, 51, 73, 219, 1241, 3723, 5821, 17463, 98957, 296871, 424933, 1274799, 7223861, 21671583]

約数ペア:

[(1, 21671583), (3, 7223861), (17, 1274799), (51, 424933), (73, 296871), (219, 98957), (1241, 17463), (3723, 5821)]