21295536

素因数分解:

$2^4\times 3^1\times {\mathrm{487}}^1\times {\mathrm{911}}^1$

素因数の和:1409

約数の個数: 40

約数和(自身を含む): 55186944

約数和(自身を除く): 33891408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 487, 911, 974, 1461, 1822, 1948, 2733, 2922, 3644, 3896, 5466, 5844, 7288, 7792, 10932, 11688, 14576, 21864, 23376, 43728, 443657, 887314, 1330971, 1774628, 2661942, 3549256, 5323884, 7098512, 10647768, 21295536]

約数ペア:

[(1, 21295536), (2, 10647768), (3, 7098512), (4, 5323884), (6, 3549256), (8, 2661942), (12, 1774628), (16, 1330971), (24, 887314), (48, 443657), (487, 43728), (911, 23376), (974, 21864), (1461, 14576), (1822, 11688), (1948, 10932), (2733, 7792), (2922, 7288), (3644, 5844), (3896, 5466)]