21446201408

素因数分解:

$2^6\times {\mathrm{431}}^1\times {\mathrm{821}}^1\times {\mathrm{947}}^1$

素因数の和:2211

約数の個数: 56

約数和(自身を含む): 42753101184

約数和(自身を除く): 21306899776

約数列:

[1, 2, 4, 8, 16, 32, 64, 431, 821, 862, 947, 1642, 1724, 1894, 3284, 3448, 3788, 6568, 6896, 7576, 13136, 13792, 15152, 26272, 27584, 30304, 52544, 60608, 353851, 408157, 707702, 777487, 816314, 1415404, 1554974, 1632628, 2830808, 3109948, 3265256, 5661616, 6219896, 6530512, 11323232, 12439792, 13061024, 22646464, 24879584, 26122048, 49759168, 335096897, 670193794, 1340387588, 2680775176, 5361550352, 10723100704, 21446201408]

約数ペア:

[(1, 21446201408), (2, 10723100704), (4, 5361550352), (8, 2680775176), (16, 1340387588), (32, 670193794), (64, 335096897), (431, 49759168), (821, 26122048), (862, 24879584), (947, 22646464), (1642, 13061024), (1724, 12439792), (1894, 11323232), (3284, 6530512), (3448, 6219896), (3788, 5661616), (6568, 3265256), (6896, 3109948), (7576, 2830808), (13136, 1632628), (13792, 1554974), (15152, 1415404), (26272, 816314), (27584, 777487), (30304, 707702), (52544, 408157), (60608, 353851)]