21617376

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^2\times {\mathrm{1861}}^1$

素因数の和:1896

約数の個数: 72

約数和(自身を含む): 62406792

約数和(自身を除く): 40789416

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 121, 132, 176, 242, 264, 352, 363, 484, 528, 726, 968, 1056, 1452, 1861, 1936, 2904, 3722, 3872, 5583, 5808, 7444, 11166, 11616, 14888, 20471, 22332, 29776, 40942, 44664, 59552, 61413, 81884, 89328, 122826, 163768, 178656, 225181, 245652, 327536, 450362, 491304, 655072, 675543, 900724, 982608, 1351086, 1801448, 1965216, 2702172, 3602896, 5404344, 7205792, 10808688, 21617376]

約数ペア:

[(1, 21617376), (2, 10808688), (3, 7205792), (4, 5404344), (6, 3602896), (8, 2702172), (11, 1965216), (12, 1801448), (16, 1351086), (22, 982608), (24, 900724), (32, 675543), (33, 655072), (44, 491304), (48, 450362), (66, 327536), (88, 245652), (96, 225181), (121, 178656), (132, 163768), (176, 122826), (242, 89328), (264, 81884), (352, 61413), (363, 59552), (484, 44664), (528, 40942), (726, 29776), (968, 22332), (1056, 20471), (1452, 14888), (1861, 11616), (1936, 11166), (2904, 7444), (3722, 5808), (3872, 5583)]