21670935

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10103}}^1$

素因数の和:10135

約数の個数: 32

約数和(自身を含む): 40739328

約数和(自身を除く): 19068393

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 10103, 30309, 50515, 111133, 131339, 151545, 333399, 394017, 555665, 656695, 1444729, 1666995, 1970085, 4334187, 7223645, 21670935]

約数ペア:

[(1, 21670935), (3, 7223645), (5, 4334187), (11, 1970085), (13, 1666995), (15, 1444729), (33, 656695), (39, 555665), (55, 394017), (65, 333399), (143, 151545), (165, 131339), (195, 111133), (429, 50515), (715, 30309), (2145, 10103)]