21603359744

素因数分解:

$2^{10}\times {\mathrm{47}}^1\times {\mathrm{448873}}^1$

素因数の和:448940

約数の個数: 44

約数和(自身を含む): 44104563744

約数和(自身を除く): 22501204000

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 128, 188, 256, 376, 512, 752, 1024, 1504, 3008, 6016, 12032, 24064, 48128, 448873, 897746, 1795492, 3590984, 7181968, 14363936, 21097031, 28727872, 42194062, 57455744, 84388124, 114911488, 168776248, 229822976, 337552496, 459645952, 675104992, 1350209984, 2700419968, 5400839936, 10801679872, 21603359744]

約数ペア:

[(1, 21603359744), (2, 10801679872), (4, 5400839936), (8, 2700419968), (16, 1350209984), (32, 675104992), (47, 459645952), (64, 337552496), (94, 229822976), (128, 168776248), (188, 114911488), (256, 84388124), (376, 57455744), (512, 42194062), (752, 28727872), (1024, 21097031), (1504, 14363936), (3008, 7181968), (6016, 3590984), (12032, 1795492), (24064, 897746), (48128, 448873)]