21470952016

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{8232727}}^1$

素因数の和:8232898

約数の個数: 20

約数和(自身を含む): 41855189152

約数和(自身を除く): 20384237136

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 8232727, 16465454, 32930908, 65861816, 131723632, 1341934501, 2683869002, 5367738004, 10735476008, 21470952016]

約数ペア:

[(1, 21470952016), (2, 10735476008), (4, 5367738004), (8, 2683869002), (16, 1341934501), (163, 131723632), (326, 65861816), (652, 32930908), (1304, 16465454), (2608, 8232727)]