21824275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1301}}^1$

素因数の和:1383

約数の個数: 24

約数和(自身を含む): 30029328

約数和(自身を除く): 8205053

約数列:

[1, 5, 11, 25, 55, 61, 275, 305, 671, 1301, 1525, 3355, 6505, 14311, 16775, 32525, 71555, 79361, 357775, 396805, 872971, 1984025, 4364855, 21824275]

約数ペア:

[(1, 21824275), (5, 4364855), (11, 1984025), (25, 872971), (55, 396805), (61, 357775), (275, 79361), (305, 71555), (671, 32525), (1301, 16775), (1525, 14311), (3355, 6505)]