21982650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{1451}}^1$

素因数の和:1567

約数の個数: 48

約数和(自身を含む): 55094688

約数和(自身を除く): 33112038

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 101, 150, 202, 303, 505, 606, 1010, 1451, 1515, 2525, 2902, 3030, 4353, 5050, 7255, 7575, 8706, 14510, 15150, 21765, 36275, 43530, 72550, 108825, 146551, 217650, 293102, 439653, 732755, 879306, 1465510, 2198265, 3663775, 4396530, 7327550, 10991325, 21982650]

約数ペア:

[(1, 21982650), (2, 10991325), (3, 7327550), (5, 4396530), (6, 3663775), (10, 2198265), (15, 1465510), (25, 879306), (30, 732755), (50, 439653), (75, 293102), (101, 217650), (150, 146551), (202, 108825), (303, 72550), (505, 43530), (606, 36275), (1010, 21765), (1451, 15150), (1515, 14510), (2525, 8706), (2902, 7575), (3030, 7255), (4353, 5050)]