20215041

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{87511}}^1$

素因数の和:87532

約数の個数: 16

約数和(自身を含む): 33604608

約数和(自身を除く): 13389567

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 87511, 262533, 612577, 962621, 1837731, 2887863, 6738347, 20215041]

約数ペア:

[(1, 20215041), (3, 6738347), (7, 2887863), (11, 1837731), (21, 962621), (33, 612577), (77, 262533), (231, 87511)]