21962765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21017}}^1$

素因数の和:21052

約数の個数: 16

約数和(自身を含む): 30265920

約数和(自身を除く): 8303155

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 21017, 105085, 231187, 399323, 1155935, 1996615, 4392553, 21962765]

約数ペア:

[(1, 21962765), (5, 4392553), (11, 1996615), (19, 1155935), (55, 399323), (95, 231187), (209, 105085), (1045, 21017)]