21489291270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12566837}}^1$

素因数の和:12566869

約数の個数: 48

約数和(自身を含む): 58812801840

約数和(自身を除く): 37323510570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 12566837, 25133674, 37700511, 62834185, 75401022, 113101533, 125668370, 188502555, 226203066, 238769903, 377005110, 477539806, 565507665, 716309709, 1131015330, 1193849515, 1432619418, 2148929127, 2387699030, 3581548545, 4297858254, 7163097090, 10744645635, 21489291270]

約数ペア:

[(1, 21489291270), (2, 10744645635), (3, 7163097090), (5, 4297858254), (6, 3581548545), (9, 2387699030), (10, 2148929127), (15, 1432619418), (18, 1193849515), (19, 1131015330), (30, 716309709), (38, 565507665), (45, 477539806), (57, 377005110), (90, 238769903), (95, 226203066), (114, 188502555), (171, 125668370), (190, 113101533), (285, 75401022), (342, 62834185), (570, 37700511), (855, 25133674), (1710, 12566837)]