21713784

素因数分解:

$2^3\times 3^1\times {\mathrm{563}}^1\times {\mathrm{1607}}^1$

素因数の和:2179

約数の個数: 32

約数和(自身を含む): 54414720

約数和(自身を除く): 32700936

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 563, 1126, 1607, 1689, 2252, 3214, 3378, 4504, 4821, 6428, 6756, 9642, 12856, 13512, 19284, 38568, 904741, 1809482, 2714223, 3618964, 5428446, 7237928, 10856892, 21713784]

約数ペア:

[(1, 21713784), (2, 10856892), (3, 7237928), (4, 5428446), (6, 3618964), (8, 2714223), (12, 1809482), (24, 904741), (563, 38568), (1126, 19284), (1607, 13512), (1689, 12856), (2252, 9642), (3214, 6756), (3378, 6428), (4504, 4821)]