21539424

素因数分解:

$2^5\times 3^1\times {\mathrm{89}}^1\times {\mathrm{2521}}^1$

素因数の和:2623

約数の個数: 48

約数和(自身を含む): 57198960

約数和(自身を除く): 35659536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 89, 96, 178, 267, 356, 534, 712, 1068, 1424, 2136, 2521, 2848, 4272, 5042, 7563, 8544, 10084, 15126, 20168, 30252, 40336, 60504, 80672, 121008, 224369, 242016, 448738, 673107, 897476, 1346214, 1794952, 2692428, 3589904, 5384856, 7179808, 10769712, 21539424]

約数ペア:

[(1, 21539424), (2, 10769712), (3, 7179808), (4, 5384856), (6, 3589904), (8, 2692428), (12, 1794952), (16, 1346214), (24, 897476), (32, 673107), (48, 448738), (89, 242016), (96, 224369), (178, 121008), (267, 80672), (356, 60504), (534, 40336), (712, 30252), (1068, 20168), (1424, 15126), (2136, 10084), (2521, 8544), (2848, 7563), (4272, 5042)]