21229121178

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{69376213}}^1$

素因数の和:69376238

約数の個数: 24

約数和(自身を含む): 48702102228

約数和(自身を除く): 27472981050

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 69376213, 138752426, 208128639, 416257278, 624385917, 1179395621, 1248771834, 2358791242, 3538186863, 7076373726, 10614560589, 21229121178]

約数ペア:

[(1, 21229121178), (2, 10614560589), (3, 7076373726), (6, 3538186863), (9, 2358791242), (17, 1248771834), (18, 1179395621), (34, 624385917), (51, 416257278), (102, 208128639), (153, 138752426), (306, 69376213)]