21047670

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{33409}}^1$

素因数の和:33429

約数の個数: 48

約数和(自身を含む): 62543520

約数和(自身を除く): 41495850

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 33409, 66818, 100227, 167045, 200454, 233863, 300681, 334090, 467726, 501135, 601362, 701589, 1002270, 1169315, 1403178, 1503405, 2104767, 2338630, 3006810, 3507945, 4209534, 7015890, 10523835, 21047670]

約数ペア:

[(1, 21047670), (2, 10523835), (3, 7015890), (5, 4209534), (6, 3507945), (7, 3006810), (9, 2338630), (10, 2104767), (14, 1503405), (15, 1403178), (18, 1169315), (21, 1002270), (30, 701589), (35, 601362), (42, 501135), (45, 467726), (63, 334090), (70, 300681), (90, 233863), (105, 200454), (126, 167045), (210, 100227), (315, 66818), (630, 33409)]