21484100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19531}}^1$

素因数の和:19556

約数の個数: 36

約数和(自身を含む): 50861328

約数和(自身を除く): 29377228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 19531, 39062, 78124, 97655, 195310, 214841, 390620, 429682, 488275, 859364, 976550, 1074205, 1953100, 2148410, 4296820, 5371025, 10742050, 21484100]

約数ペア:

[(1, 21484100), (2, 10742050), (4, 5371025), (5, 4296820), (10, 2148410), (11, 1953100), (20, 1074205), (22, 976550), (25, 859364), (44, 488275), (50, 429682), (55, 390620), (100, 214841), (110, 195310), (220, 97655), (275, 78124), (550, 39062), (1100, 19531)]