21556224

素因数分解:

$2^{10}\times 3^2\times {\mathrm{2339}}^1$

素因数の和:2365

約数の個数: 66

約数和(自身を含む): 62269740

約数和(自身を除く): 40713516

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1024, 1152, 1536, 2304, 2339, 3072, 4608, 4678, 7017, 9216, 9356, 14034, 18712, 21051, 28068, 37424, 42102, 56136, 74848, 84204, 112272, 149696, 168408, 224544, 299392, 336816, 449088, 598784, 673632, 898176, 1197568, 1347264, 1796352, 2395136, 2694528, 3592704, 5389056, 7185408, 10778112, 21556224]

約数ペア:

[(1, 21556224), (2, 10778112), (3, 7185408), (4, 5389056), (6, 3592704), (8, 2694528), (9, 2395136), (12, 1796352), (16, 1347264), (18, 1197568), (24, 898176), (32, 673632), (36, 598784), (48, 449088), (64, 336816), (72, 299392), (96, 224544), (128, 168408), (144, 149696), (192, 112272), (256, 84204), (288, 74848), (384, 56136), (512, 42102), (576, 37424), (768, 28068), (1024, 21051), (1152, 18712), (1536, 14034), (2304, 9356), (2339, 9216), (3072, 7017), (4608, 4678)]