21842944

素因数分解:

$2^{10}\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:360

約数の個数: 44

約数和(自身を含む): 44362584

約数和(自身を除く): 22519640

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 128, 166, 256, 257, 332, 512, 514, 664, 1024, 1028, 1328, 2056, 2656, 4112, 5312, 8224, 10624, 16448, 21248, 21331, 32896, 42496, 42662, 65792, 84992, 85324, 131584, 170648, 263168, 341296, 682592, 1365184, 2730368, 5460736, 10921472, 21842944]

約数ペア:

[(1, 21842944), (2, 10921472), (4, 5460736), (8, 2730368), (16, 1365184), (32, 682592), (64, 341296), (83, 263168), (128, 170648), (166, 131584), (256, 85324), (257, 84992), (332, 65792), (512, 42662), (514, 42496), (664, 32896), (1024, 21331), (1028, 21248), (1328, 16448), (2056, 10624), (2656, 8224), (4112, 5312)]