21870602

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{49481}}^1$

素因数の和:49513

約数の個数: 16

約数和(自身を含む): 37408392

約数和(自身を除く): 15537790

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 49481, 98962, 643253, 841177, 1286506, 1682354, 10935301, 21870602]

約数ペア:

[(1, 21870602), (2, 10935301), (13, 1682354), (17, 1286506), (26, 841177), (34, 643253), (221, 98962), (442, 49481)]