21450702952

素因数分解:

$2^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3218893}}^1$

素因数の和:3218930

約数の個数: 48

約数和(自身を含む): 49538778660

約数和(自身を除く): 28088075708

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 49, 56, 68, 98, 119, 136, 196, 238, 392, 476, 833, 952, 1666, 3332, 6664, 3218893, 6437786, 12875572, 22532251, 25751144, 45064502, 54721181, 90129004, 109442362, 157725757, 180258008, 218884724, 315451514, 383048267, 437769448, 630903028, 766096534, 1261806056, 1532193068, 2681337869, 3064386136, 5362675738, 10725351476, 21450702952]

約数ペア:

[(1, 21450702952), (2, 10725351476), (4, 5362675738), (7, 3064386136), (8, 2681337869), (14, 1532193068), (17, 1261806056), (28, 766096534), (34, 630903028), (49, 437769448), (56, 383048267), (68, 315451514), (98, 218884724), (119, 180258008), (136, 157725757), (196, 109442362), (238, 90129004), (392, 54721181), (476, 45064502), (833, 25751144), (952, 22532251), (1666, 12875572), (3332, 6437786), (6664, 3218893)]