21437352

素因数分解:

$2^3\times 3^3\times {\mathrm{61}}^1\times {\mathrm{1627}}^1$

素因数の和:1703

約数の個数: 64

約数和(自身を含む): 60561600

約数和(自身を除く): 39124248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 61, 72, 108, 122, 183, 216, 244, 366, 488, 549, 732, 1098, 1464, 1627, 1647, 2196, 3254, 3294, 4392, 4881, 6508, 6588, 9762, 13016, 13176, 14643, 19524, 29286, 39048, 43929, 58572, 87858, 99247, 117144, 175716, 198494, 297741, 351432, 396988, 595482, 793976, 893223, 1190964, 1786446, 2381928, 2679669, 3572892, 5359338, 7145784, 10718676, 21437352]

約数ペア:

[(1, 21437352), (2, 10718676), (3, 7145784), (4, 5359338), (6, 3572892), (8, 2679669), (9, 2381928), (12, 1786446), (18, 1190964), (24, 893223), (27, 793976), (36, 595482), (54, 396988), (61, 351432), (72, 297741), (108, 198494), (122, 175716), (183, 117144), (216, 99247), (244, 87858), (366, 58572), (488, 43929), (549, 39048), (732, 29286), (1098, 19524), (1464, 14643), (1627, 13176), (1647, 13016), (2196, 9762), (3254, 6588), (3294, 6508), (4392, 4881)]