21662318

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{33533}}^1$

素因数の和:33571

約数の個数: 16

約数和(自身を含む): 36216720

約数和(自身を除く): 14554402

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 33533, 67066, 570061, 637127, 1140122, 1274254, 10831159, 21662318]

約数ペア:

[(1, 21662318), (2, 10831159), (17, 1274254), (19, 1140122), (34, 637127), (38, 570061), (323, 67066), (646, 33533)]