21112950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{3433}}^1$

素因数の和:3489

約数の個数: 48

約数和(自身を含む): 53652816

約数和(自身を除く): 32539866

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 41, 50, 75, 82, 123, 150, 205, 246, 410, 615, 1025, 1230, 2050, 3075, 3433, 6150, 6866, 10299, 17165, 20598, 34330, 51495, 85825, 102990, 140753, 171650, 257475, 281506, 422259, 514950, 703765, 844518, 1407530, 2111295, 3518825, 4222590, 7037650, 10556475, 21112950]

約数ペア:

[(1, 21112950), (2, 10556475), (3, 7037650), (5, 4222590), (6, 3518825), (10, 2111295), (15, 1407530), (25, 844518), (30, 703765), (41, 514950), (50, 422259), (75, 281506), (82, 257475), (123, 171650), (150, 140753), (205, 102990), (246, 85825), (410, 51495), (615, 34330), (1025, 20598), (1230, 17165), (2050, 10299), (3075, 6866), (3433, 6150)]