21627432

素因数分解:

$2^3\times 3^3\times {\mathrm{223}}^1\times {\mathrm{449}}^1$

素因数の和:687

約数の個数: 64

約数和(自身を含む): 60480000

約数和(自身を除く): 38852568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 223, 446, 449, 669, 892, 898, 1338, 1347, 1784, 1796, 2007, 2676, 2694, 3592, 4014, 4041, 5352, 5388, 6021, 8028, 8082, 10776, 12042, 12123, 16056, 16164, 24084, 24246, 32328, 48168, 48492, 96984, 100127, 200254, 300381, 400508, 600762, 801016, 901143, 1201524, 1802286, 2403048, 2703429, 3604572, 5406858, 7209144, 10813716, 21627432]

約数ペア:

[(1, 21627432), (2, 10813716), (3, 7209144), (4, 5406858), (6, 3604572), (8, 2703429), (9, 2403048), (12, 1802286), (18, 1201524), (24, 901143), (27, 801016), (36, 600762), (54, 400508), (72, 300381), (108, 200254), (216, 100127), (223, 96984), (446, 48492), (449, 48168), (669, 32328), (892, 24246), (898, 24084), (1338, 16164), (1347, 16056), (1784, 12123), (1796, 12042), (2007, 10776), (2676, 8082), (2694, 8028), (3592, 6021), (4014, 5388), (4041, 5352)]