21014769558

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1\times {\mathrm{134591}}^1$

素因数の和:135140

約数の個数: 32

約数和(自身を含む): 42910083072

約数和(自身を除く): 21895313514

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 491, 982, 1473, 2946, 26023, 52046, 78069, 134591, 156138, 269182, 403773, 807546, 7133323, 14266646, 21399969, 42799938, 66084181, 132168362, 198252543, 396505086, 3502461593, 7004923186, 10507384779, 21014769558]

約数ペア:

[(1, 21014769558), (2, 10507384779), (3, 7004923186), (6, 3502461593), (53, 396505086), (106, 198252543), (159, 132168362), (318, 66084181), (491, 42799938), (982, 21399969), (1473, 14266646), (2946, 7133323), (26023, 807546), (52046, 403773), (78069, 269182), (134591, 156138)]