21104404672

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{93601}}^1$

素因数の和:93897

約数の個数: 56

約数和(自身を含む): 45267424832

約数和(自身を除く): 24163020160

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 271, 416, 542, 832, 1084, 2168, 3523, 4336, 7046, 8672, 14092, 17344, 28184, 56368, 93601, 112736, 187202, 225472, 374404, 748808, 1216813, 1497616, 2433626, 2995232, 4867252, 5990464, 9734504, 19469008, 25365871, 38938016, 50731742, 77876032, 101463484, 202926968, 329756323, 405853936, 659512646, 811707872, 1319025292, 1623415744, 2638050584, 5276101168, 10552202336, 21104404672]

約数ペア:

[(1, 21104404672), (2, 10552202336), (4, 5276101168), (8, 2638050584), (13, 1623415744), (16, 1319025292), (26, 811707872), (32, 659512646), (52, 405853936), (64, 329756323), (104, 202926968), (208, 101463484), (271, 77876032), (416, 50731742), (542, 38938016), (832, 25365871), (1084, 19469008), (2168, 9734504), (3523, 5990464), (4336, 4867252), (7046, 2995232), (8672, 2433626), (14092, 1497616), (17344, 1216813), (28184, 748808), (56368, 374404), (93601, 225472), (112736, 187202)]