21236700516471

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1019}}^1\times {\mathrm{1631879}}^1$

素因数の和:1632961

約数の個数: 64

約数和(自身を含む): 35154611712000

約数和(自身を除く): 13917911195529

約数列:

[1, 3, 9, 11, 27, 33, 43, 99, 129, 297, 387, 473, 1019, 1161, 1419, 3057, 4257, 9171, 11209, 12771, 27513, 33627, 43817, 100881, 131451, 302643, 394353, 481987, 1183059, 1445961, 1631879, 4337883, 4895637, 13013649, 14686911, 17950669, 44060733, 53852007, 70170797, 161556021, 210512391, 484668063, 631537173, 771878767, 1662884701, 1894611519, 2315636301, 4988654103, 6946908903, 14965962309, 18291731711, 20840726709, 44897886927, 54875195133, 71504042143, 164625585399, 214512126429, 493876756197, 643536379287, 786544463573, 1930609137861, 2359633390719, 7078900172157, 21236700516471]

約数ペア:

[(1, 21236700516471), (3, 7078900172157), (9, 2359633390719), (11, 1930609137861), (27, 786544463573), (33, 643536379287), (43, 493876756197), (99, 214512126429), (129, 164625585399), (297, 71504042143), (387, 54875195133), (473, 44897886927), (1019, 20840726709), (1161, 18291731711), (1419, 14965962309), (3057, 6946908903), (4257, 4988654103), (9171, 2315636301), (11209, 1894611519), (12771, 1662884701), (27513, 771878767), (33627, 631537173), (43817, 484668063), (100881, 210512391), (131451, 161556021), (302643, 70170797), (394353, 53852007), (481987, 44060733), (1183059, 17950669), (1445961, 14686911), (1631879, 13013649), (4337883, 4895637)]