21506832

素因数分解:

$2^4\times 3^2\times {\mathrm{233}}^1\times {\mathrm{641}}^1$

素因数の和:888

約数の個数: 60

約数和(自身を含む): 60541884

約数和(自身を除く): 39035052

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 233, 466, 641, 699, 932, 1282, 1398, 1864, 1923, 2097, 2564, 2796, 3728, 3846, 4194, 5128, 5592, 5769, 7692, 8388, 10256, 11184, 11538, 15384, 16776, 23076, 30768, 33552, 46152, 92304, 149353, 298706, 448059, 597412, 896118, 1194824, 1344177, 1792236, 2389648, 2688354, 3584472, 5376708, 7168944, 10753416, 21506832]

約数ペア:

[(1, 21506832), (2, 10753416), (3, 7168944), (4, 5376708), (6, 3584472), (8, 2688354), (9, 2389648), (12, 1792236), (16, 1344177), (18, 1194824), (24, 896118), (36, 597412), (48, 448059), (72, 298706), (144, 149353), (233, 92304), (466, 46152), (641, 33552), (699, 30768), (932, 23076), (1282, 16776), (1398, 15384), (1864, 11538), (1923, 11184), (2097, 10256), (2564, 8388), (2796, 7692), (3728, 5769), (3846, 5592), (4194, 5128)]