21515084

素因数分解:

$2^2\times {\mathrm{151}}^1\times {\mathrm{179}}^1\times {\mathrm{199}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 38304000

約数和(自身を除く): 16788916

約数列:

[1, 2, 4, 151, 179, 199, 302, 358, 398, 604, 716, 796, 27029, 30049, 35621, 54058, 60098, 71242, 108116, 120196, 142484, 5378771, 10757542, 21515084]

約数ペア:

[(1, 21515084), (2, 10757542), (4, 5378771), (151, 142484), (179, 120196), (199, 108116), (302, 71242), (358, 60098), (398, 54058), (604, 35621), (716, 30049), (796, 27029)]