21529860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32621}}^1$

素因数の和:32644

約数の個数: 48

約数和(自身を含む): 65765952

約数和(自身を除く): 44236092

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 32621, 65242, 97863, 130484, 163105, 195726, 326210, 358831, 391452, 489315, 652420, 717662, 978630, 1076493, 1435324, 1794155, 1957260, 2152986, 3588310, 4305972, 5382465, 7176620, 10764930, 21529860]

約数ペア:

[(1, 21529860), (2, 10764930), (3, 7176620), (4, 5382465), (5, 4305972), (6, 3588310), (10, 2152986), (11, 1957260), (12, 1794155), (15, 1435324), (20, 1076493), (22, 978630), (30, 717662), (33, 652420), (44, 489315), (55, 391452), (60, 358831), (66, 326210), (110, 195726), (132, 163105), (165, 130484), (220, 97863), (330, 65242), (660, 32621)]