221177210

素因数分解:

$2^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{33461}}^1$

素因数の和:34129

約数の個数: 16

約数和(自身を含む): 398733192

約数和(自身を除く): 177555982

約数列:

[1, 2, 5, 10, 661, 1322, 3305, 6610, 33461, 66922, 167305, 334610, 22117721, 44235442, 110588605, 221177210]

約数ペア:

[(1, 221177210), (2, 110588605), (5, 44235442), (10, 22117721), (661, 334610), (1322, 167305), (3305, 66922), (6610, 33461)]