21761808

素因数分解:

$2^4\times 3^1\times {\mathrm{453371}}^1$

素因数の和:453382

約数の個数: 20

約数和(自身を含む): 56218128

約数和(自身を除く): 34456320

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 453371, 906742, 1360113, 1813484, 2720226, 3626968, 5440452, 7253936, 10880904, 21761808]

約数ペア:

[(1, 21761808), (2, 10880904), (3, 7253936), (4, 5440452), (6, 3626968), (8, 2720226), (12, 1813484), (16, 1360113), (24, 906742), (48, 453371)]