21226710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41621}}^1$

素因数の和:41648

約数の個数: 32

約数和(自身を含む): 53942112

約数和(自身を除く): 32715402

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 41621, 83242, 124863, 208105, 249726, 416210, 624315, 707557, 1248630, 1415114, 2122671, 3537785, 4245342, 7075570, 10613355, 21226710]

約数ペア:

[(1, 21226710), (2, 10613355), (3, 7075570), (5, 4245342), (6, 3537785), (10, 2122671), (15, 1415114), (17, 1248630), (30, 707557), (34, 624315), (51, 416210), (85, 249726), (102, 208105), (170, 124863), (255, 83242), (510, 41621)]