21985522

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{49741}}^1$

素因数の和:49773

約数の個数: 16

約数和(自身を含む): 37604952

約数和(自身を除く): 15619430

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 49741, 99482, 646633, 845597, 1293266, 1691194, 10992761, 21985522]

約数ペア:

[(1, 21985522), (2, 10992761), (13, 1691194), (17, 1293266), (26, 845597), (34, 646633), (221, 99482), (442, 49741)]