21962380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{99829}}^1$

素因数の和:99849

約数の個数: 24

約数和(自身を含む): 50314320

約数和(自身を除く): 28351940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 99829, 199658, 399316, 499145, 998290, 1098119, 1996580, 2196238, 4392476, 5490595, 10981190, 21962380]

約数ペア:

[(1, 21962380), (2, 10981190), (4, 5490595), (5, 4392476), (10, 2196238), (11, 1996580), (20, 1098119), (22, 998290), (44, 499145), (55, 399316), (110, 199658), (220, 99829)]