21945344

素因数分解:

$2^{10}\times {\mathrm{29}}^1\times {\mathrm{739}}^1$

素因数の和:788

約数の個数: 44

約数和(自身を含む): 45443400

約数和(自身を除く): 23498056

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 256, 464, 512, 739, 928, 1024, 1478, 1856, 2956, 3712, 5912, 7424, 11824, 14848, 21431, 23648, 29696, 42862, 47296, 85724, 94592, 171448, 189184, 342896, 378368, 685792, 756736, 1371584, 2743168, 5486336, 10972672, 21945344]

約数ペア:

[(1, 21945344), (2, 10972672), (4, 5486336), (8, 2743168), (16, 1371584), (29, 756736), (32, 685792), (58, 378368), (64, 342896), (116, 189184), (128, 171448), (232, 94592), (256, 85724), (464, 47296), (512, 42862), (739, 29696), (928, 23648), (1024, 21431), (1478, 14848), (1856, 11824), (2956, 7424), (3712, 5912)]