21196392

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{449}}^1$

素因数の和:746

約数の個数: 64

約数和(自身を含む): 60912000

約数和(自身を除く): 39715608

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 281, 449, 562, 843, 898, 1124, 1347, 1686, 1796, 1967, 2248, 2694, 3143, 3372, 3592, 3934, 5388, 5901, 6286, 6744, 7868, 9429, 10776, 11802, 12572, 15736, 18858, 23604, 25144, 37716, 47208, 75432, 126169, 252338, 378507, 504676, 757014, 883183, 1009352, 1514028, 1766366, 2649549, 3028056, 3532732, 5299098, 7065464, 10598196, 21196392]

約数ペア:

[(1, 21196392), (2, 10598196), (3, 7065464), (4, 5299098), (6, 3532732), (7, 3028056), (8, 2649549), (12, 1766366), (14, 1514028), (21, 1009352), (24, 883183), (28, 757014), (42, 504676), (56, 378507), (84, 252338), (168, 126169), (281, 75432), (449, 47208), (562, 37716), (843, 25144), (898, 23604), (1124, 18858), (1347, 15736), (1686, 12572), (1796, 11802), (1967, 10776), (2248, 9429), (2694, 7868), (3143, 6744), (3372, 6286), (3592, 5901), (3934, 5388)]