21011036253

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1871}}^1\times {\mathrm{7103}}^1$

素因数の和:9025

約数の個数: 32

約数和(自身を含む): 30640177152

約数和(自身を除く): 9629140899

約数列:

[1, 3, 17, 31, 51, 93, 527, 1581, 1871, 5613, 7103, 21309, 31807, 58001, 95421, 120751, 174003, 220193, 362253, 660579, 986017, 2958051, 3743281, 11229843, 13289713, 39869139, 225925121, 411981103, 677775363, 1235943309, 7003678751, 21011036253]

約数ペア:

[(1, 21011036253), (3, 7003678751), (17, 1235943309), (31, 677775363), (51, 411981103), (93, 225925121), (527, 39869139), (1581, 13289713), (1871, 11229843), (5613, 3743281), (7103, 2958051), (21309, 986017), (31807, 660579), (58001, 362253), (95421, 220193), (120751, 174003)]