21023808

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{8423}}^1$

素因数の和:8451

約数の個数: 56

約数和(自身を含む): 59911488

約数和(自身を除く): 38887680

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 312, 416, 624, 832, 1248, 2496, 8423, 16846, 25269, 33692, 50538, 67384, 101076, 109499, 134768, 202152, 218998, 269536, 328497, 404304, 437996, 539072, 656994, 808608, 875992, 1313988, 1617216, 1751984, 2627976, 3503968, 5255952, 7007936, 10511904, 21023808]

約数ペア:

[(1, 21023808), (2, 10511904), (3, 7007936), (4, 5255952), (6, 3503968), (8, 2627976), (12, 1751984), (13, 1617216), (16, 1313988), (24, 875992), (26, 808608), (32, 656994), (39, 539072), (48, 437996), (52, 404304), (64, 328497), (78, 269536), (96, 218998), (104, 202152), (156, 134768), (192, 109499), (208, 101076), (312, 67384), (416, 50538), (624, 33692), (832, 25269), (1248, 16846), (2496, 8423)]