21271790355

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{652609}}^1$

素因数の和:652711

約数の個数: 32

約数和(自身を含む): 35522867520

約数和(自身を除く): 14251077165

約数列:

[1, 3, 5, 15, 41, 53, 123, 159, 205, 265, 615, 795, 2173, 6519, 10865, 32595, 652609, 1957827, 3263045, 9789135, 26756969, 34588277, 80270907, 103764831, 133784845, 172941385, 401354535, 518824155, 1418119357, 4254358071, 7090596785, 21271790355]

約数ペア:

[(1, 21271790355), (3, 7090596785), (5, 4254358071), (15, 1418119357), (41, 518824155), (53, 401354535), (123, 172941385), (159, 133784845), (205, 103764831), (265, 80270907), (615, 34588277), (795, 26756969), (2173, 9789135), (6519, 3263045), (10865, 1957827), (32595, 652609)]