21008841152

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{413951}}^1$

素因数の和:414037

約数の個数: 56

約数和(自身を含む): 45632412672

約数和(自身を除く): 24623571520

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 208, 244, 416, 488, 793, 832, 976, 1586, 1952, 3172, 3904, 6344, 12688, 25376, 50752, 413951, 827902, 1655804, 3311608, 5381363, 6623216, 10762726, 13246432, 21525452, 25251011, 26492864, 43050904, 50502022, 86101808, 101004044, 172203616, 202008088, 328263143, 344407232, 404016176, 656526286, 808032352, 1313052572, 1616064704, 2626105144, 5252210288, 10504420576, 21008841152]

約数ペア:

[(1, 21008841152), (2, 10504420576), (4, 5252210288), (8, 2626105144), (13, 1616064704), (16, 1313052572), (26, 808032352), (32, 656526286), (52, 404016176), (61, 344407232), (64, 328263143), (104, 202008088), (122, 172203616), (208, 101004044), (244, 86101808), (416, 50502022), (488, 43050904), (793, 26492864), (832, 25251011), (976, 21525452), (1586, 13246432), (1952, 10762726), (3172, 6623216), (3904, 5381363), (6344, 3311608), (12688, 1655804), (25376, 827902), (50752, 413951)]