21358376384

素因数分解:

$2^6\times {\mathrm{127}}^1\times {\mathrm{401}}^1\times {\mathrm{6553}}^1$

素因数の和:7093

約数の個数: 56

約数和(自身を含む): 42829813248

約数和(自身を除く): 21471436864

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 254, 401, 508, 802, 1016, 1604, 2032, 3208, 4064, 6416, 6553, 8128, 12832, 13106, 25664, 26212, 50927, 52424, 101854, 104848, 203708, 209696, 407416, 419392, 814832, 832231, 1629664, 1664462, 2627753, 3259328, 3328924, 5255506, 6657848, 10511012, 13315696, 21022024, 26631392, 42044048, 53262784, 84088096, 168176192, 333724631, 667449262, 1334898524, 2669797048, 5339594096, 10679188192, 21358376384]

約数ペア:

[(1, 21358376384), (2, 10679188192), (4, 5339594096), (8, 2669797048), (16, 1334898524), (32, 667449262), (64, 333724631), (127, 168176192), (254, 84088096), (401, 53262784), (508, 42044048), (802, 26631392), (1016, 21022024), (1604, 13315696), (2032, 10511012), (3208, 6657848), (4064, 5255506), (6416, 3328924), (6553, 3259328), (8128, 2627753), (12832, 1664462), (13106, 1629664), (25664, 832231), (26212, 814832), (50927, 419392), (52424, 407416), (101854, 209696), (104848, 203708)]