21199968

素因数分解:

$2^5\times 3^4\times {\mathrm{8179}}^1$

素因数の和:8201

約数の個数: 60

約数和(自身を含む): 62356140

約数和(自身を除く): 41156172

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 288, 324, 432, 648, 864, 1296, 2592, 8179, 16358, 24537, 32716, 49074, 65432, 73611, 98148, 130864, 147222, 196296, 220833, 261728, 294444, 392592, 441666, 588888, 662499, 785184, 883332, 1177776, 1324998, 1766664, 2355552, 2649996, 3533328, 5299992, 7066656, 10599984, 21199968]

約数ペア:

[(1, 21199968), (2, 10599984), (3, 7066656), (4, 5299992), (6, 3533328), (8, 2649996), (9, 2355552), (12, 1766664), (16, 1324998), (18, 1177776), (24, 883332), (27, 785184), (32, 662499), (36, 588888), (48, 441666), (54, 392592), (72, 294444), (81, 261728), (96, 220833), (108, 196296), (144, 147222), (162, 130864), (216, 98148), (288, 73611), (324, 65432), (432, 49074), (648, 32716), (864, 24537), (1296, 16358), (2592, 8179)]