21409688

素因数分解:

$2^3\times {\mathrm{23}}^2\times {\mathrm{5059}}^1$

素因数の和:5111

約数の個数: 24

約数和(自身を含む): 41972700

約数和(自身を除く): 20563012

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 529, 1058, 2116, 4232, 5059, 10118, 20236, 40472, 116357, 232714, 465428, 930856, 2676211, 5352422, 10704844, 21409688]

約数ペア:

[(1, 21409688), (2, 10704844), (4, 5352422), (8, 2676211), (23, 930856), (46, 465428), (92, 232714), (184, 116357), (529, 40472), (1058, 20236), (2116, 10118), (4232, 5059)]