21171072

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4241}}^1$

素因数の和:4271

約数の個数: 64

約数和(自身を含む): 60575760

約数和(自身を除く): 39404688

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 312, 384, 416, 624, 832, 1248, 1664, 2496, 4241, 4992, 8482, 12723, 16964, 25446, 33928, 50892, 55133, 67856, 101784, 110266, 135712, 165399, 203568, 220532, 271424, 330798, 407136, 441064, 542848, 661596, 814272, 882128, 1323192, 1628544, 1764256, 2646384, 3528512, 5292768, 7057024, 10585536, 21171072]

約数ペア:

[(1, 21171072), (2, 10585536), (3, 7057024), (4, 5292768), (6, 3528512), (8, 2646384), (12, 1764256), (13, 1628544), (16, 1323192), (24, 882128), (26, 814272), (32, 661596), (39, 542848), (48, 441064), (52, 407136), (64, 330798), (78, 271424), (96, 220532), (104, 203568), (128, 165399), (156, 135712), (192, 110266), (208, 101784), (312, 67856), (384, 55133), (416, 50892), (624, 33928), (832, 25446), (1248, 16964), (1664, 12723), (2496, 8482), (4241, 4992)]