21427632

素因数分解:

$2^4\times 3^3\times {\mathrm{193}}^1\times {\mathrm{257}}^1$

素因数の和:467

約数の個数: 80

約数和(自身を含む): 62064480

約数和(自身を除く): 40636848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 193, 216, 257, 386, 432, 514, 579, 771, 772, 1028, 1158, 1542, 1544, 1737, 2056, 2313, 2316, 3084, 3088, 3474, 4112, 4626, 4632, 5211, 6168, 6939, 6948, 9252, 9264, 10422, 12336, 13878, 13896, 18504, 20844, 27756, 27792, 37008, 41688, 49601, 55512, 83376, 99202, 111024, 148803, 198404, 297606, 396808, 446409, 595212, 793616, 892818, 1190424, 1339227, 1785636, 2380848, 2678454, 3571272, 5356908, 7142544, 10713816, 21427632]

約数ペア:

[(1, 21427632), (2, 10713816), (3, 7142544), (4, 5356908), (6, 3571272), (8, 2678454), (9, 2380848), (12, 1785636), (16, 1339227), (18, 1190424), (24, 892818), (27, 793616), (36, 595212), (48, 446409), (54, 396808), (72, 297606), (108, 198404), (144, 148803), (193, 111024), (216, 99202), (257, 83376), (386, 55512), (432, 49601), (514, 41688), (579, 37008), (771, 27792), (772, 27756), (1028, 20844), (1158, 18504), (1542, 13896), (1544, 13878), (1737, 12336), (2056, 10422), (2313, 9264), (2316, 9252), (3084, 6948), (3088, 6939), (3474, 6168), (4112, 5211), (4626, 4632)]