21418888

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1973}}^1$

素因数の和:2061

約数の個数: 32

約数和(自身を含む): 42638400

約数和(自身を除く): 21219512

約数列:

[1, 2, 4, 8, 23, 46, 59, 92, 118, 184, 236, 472, 1357, 1973, 2714, 3946, 5428, 7892, 10856, 15784, 45379, 90758, 116407, 181516, 232814, 363032, 465628, 931256, 2677361, 5354722, 10709444, 21418888]

約数ペア:

[(1, 21418888), (2, 10709444), (4, 5354722), (8, 2677361), (23, 931256), (46, 465628), (59, 363032), (92, 232814), (118, 181516), (184, 116407), (236, 90758), (472, 45379), (1357, 15784), (1973, 10856), (2714, 7892), (3946, 5428)]