21739300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19763}}^1$

素因数の和:19788

約数の個数: 36

約数和(自身を含む): 51465456

約数和(自身を除く): 29726156

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 19763, 39526, 79052, 98815, 197630, 217393, 395260, 434786, 494075, 869572, 988150, 1086965, 1976300, 2173930, 4347860, 5434825, 10869650, 21739300]

約数ペア:

[(1, 21739300), (2, 10869650), (4, 5434825), (5, 4347860), (10, 2173930), (11, 1976300), (20, 1086965), (22, 988150), (25, 869572), (44, 494075), (50, 434786), (55, 395260), (100, 217393), (110, 197630), (220, 98815), (275, 79052), (550, 39526), (1100, 19763)]