21289392

素因数分解:

$2^4\times 3^4\times {\mathrm{16427}}^1$

素因数の和:16447

約数の個数: 50

約数和(自身を含む): 61621428

約数和(自身を除く): 40332036

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 16427, 32854, 49281, 65708, 98562, 131416, 147843, 197124, 262832, 295686, 394248, 443529, 591372, 788496, 887058, 1182744, 1330587, 1774116, 2365488, 2661174, 3548232, 5322348, 7096464, 10644696, 21289392]

約数ペア:

[(1, 21289392), (2, 10644696), (3, 7096464), (4, 5322348), (6, 3548232), (8, 2661174), (9, 2365488), (12, 1774116), (16, 1330587), (18, 1182744), (24, 887058), (27, 788496), (36, 591372), (48, 443529), (54, 394248), (72, 295686), (81, 262832), (108, 197124), (144, 147843), (162, 131416), (216, 98562), (324, 65708), (432, 49281), (648, 32854), (1296, 16427)]