21214594

素因数分解:

$2^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1\times {\mathrm{353}}^1$

素因数の和:705

約数の個数: 16

約数和(自身を含む): 32284800

約数和(自身を除く): 11070206

約数列:

[1, 2, 151, 199, 302, 353, 398, 706, 30049, 53303, 60098, 70247, 106606, 140494, 10607297, 21214594]

約数ペア:

[(1, 21214594), (2, 10607297), (151, 140494), (199, 106606), (302, 70247), (353, 60098), (398, 53303), (706, 30049)]