21077424

素因数分解:

$2^4\times 3^2\times {\mathrm{197}}^1\times {\mathrm{743}}^1$

素因数の和:954

約数の個数: 60

約数和(自身を含む): 59366736

約数和(自身を除く): 38289312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 197, 394, 591, 743, 788, 1182, 1486, 1576, 1773, 2229, 2364, 2972, 3152, 3546, 4458, 4728, 5944, 6687, 7092, 8916, 9456, 11888, 13374, 14184, 17832, 26748, 28368, 35664, 53496, 106992, 146371, 292742, 439113, 585484, 878226, 1170968, 1317339, 1756452, 2341936, 2634678, 3512904, 5269356, 7025808, 10538712, 21077424]

約数ペア:

[(1, 21077424), (2, 10538712), (3, 7025808), (4, 5269356), (6, 3512904), (8, 2634678), (9, 2341936), (12, 1756452), (16, 1317339), (18, 1170968), (24, 878226), (36, 585484), (48, 439113), (72, 292742), (144, 146371), (197, 106992), (394, 53496), (591, 35664), (743, 28368), (788, 26748), (1182, 17832), (1486, 14184), (1576, 13374), (1773, 11888), (2229, 9456), (2364, 8916), (2972, 7092), (3152, 6687), (3546, 5944), (4458, 4728)]