21745524

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^2\times {\mathrm{487}}^1$

素因数の和:616

約数の個数: 36

約数和(自身を含む): 51690912

約数和(自身を除く): 29945388

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 183, 244, 366, 487, 732, 974, 1461, 1948, 2922, 3721, 5844, 7442, 11163, 14884, 22326, 29707, 44652, 59414, 89121, 118828, 178242, 356484, 1812127, 3624254, 5436381, 7248508, 10872762, 21745524]

約数ペア:

[(1, 21745524), (2, 10872762), (3, 7248508), (4, 5436381), (6, 3624254), (12, 1812127), (61, 356484), (122, 178242), (183, 118828), (244, 89121), (366, 59414), (487, 44652), (732, 29707), (974, 22326), (1461, 14884), (1948, 11163), (2922, 7442), (3721, 5844)]