21230116

素因数分解:

$2^2\times {\mathrm{149}}^1\times {\mathrm{179}}^1\times {\mathrm{199}}^1$

素因数の和:531

約数の個数: 24

約数和(自身を含む): 37800000

約数和(自身を除く): 16569884

約数列:

[1, 2, 4, 149, 179, 199, 298, 358, 398, 596, 716, 796, 26671, 29651, 35621, 53342, 59302, 71242, 106684, 118604, 142484, 5307529, 10615058, 21230116]

約数ペア:

[(1, 21230116), (2, 10615058), (4, 5307529), (149, 142484), (179, 118604), (199, 106684), (298, 71242), (358, 59302), (398, 53342), (596, 35621), (716, 29651), (796, 26671)]