21726870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{65839}}^1$

素因数の和:65860

約数の個数: 32

約数和(自身を含む): 56885760

約数和(自身を除く): 35158890

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 65839, 131678, 197517, 329195, 395034, 658390, 724229, 987585, 1448458, 1975170, 2172687, 3621145, 4345374, 7242290, 10863435, 21726870]

約数ペア:

[(1, 21726870), (2, 10863435), (3, 7242290), (5, 4345374), (6, 3621145), (10, 2172687), (11, 1975170), (15, 1448458), (22, 987585), (30, 724229), (33, 658390), (55, 395034), (66, 329195), (110, 197517), (165, 131678), (330, 65839)]