21330100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19391}}^1$

素因数の和:19416

約数の個数: 36

約数和(自身を含む): 50496768

約数和(自身を除く): 29166668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 19391, 38782, 77564, 96955, 193910, 213301, 387820, 426602, 484775, 853204, 969550, 1066505, 1939100, 2133010, 4266020, 5332525, 10665050, 21330100]

約数ペア:

[(1, 21330100), (2, 10665050), (4, 5332525), (5, 4266020), (10, 2133010), (11, 1939100), (20, 1066505), (22, 969550), (25, 853204), (44, 484775), (50, 426602), (55, 387820), (100, 213301), (110, 193910), (220, 96955), (275, 77564), (550, 38782), (1100, 19391)]