21158496

素因数分解:

$2^5\times 3^6\times {\mathrm{907}}^1$

素因数の和:935

約数の個数: 84

約数和(自身を含む): 62523972

約数和(自身を除く): 41365476

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, 243, 288, 324, 432, 486, 648, 729, 864, 907, 972, 1296, 1458, 1814, 1944, 2592, 2721, 2916, 3628, 3888, 5442, 5832, 7256, 7776, 8163, 10884, 11664, 14512, 16326, 21768, 23328, 24489, 29024, 32652, 43536, 48978, 65304, 73467, 87072, 97956, 130608, 146934, 195912, 220401, 261216, 293868, 391824, 440802, 587736, 661203, 783648, 881604, 1175472, 1322406, 1763208, 2350944, 2644812, 3526416, 5289624, 7052832, 10579248, 21158496]

約数ペア:

[(1, 21158496), (2, 10579248), (3, 7052832), (4, 5289624), (6, 3526416), (8, 2644812), (9, 2350944), (12, 1763208), (16, 1322406), (18, 1175472), (24, 881604), (27, 783648), (32, 661203), (36, 587736), (48, 440802), (54, 391824), (72, 293868), (81, 261216), (96, 220401), (108, 195912), (144, 146934), (162, 130608), (216, 97956), (243, 87072), (288, 73467), (324, 65304), (432, 48978), (486, 43536), (648, 32652), (729, 29024), (864, 24489), (907, 23328), (972, 21768), (1296, 16326), (1458, 14512), (1814, 11664), (1944, 10884), (2592, 8163), (2721, 7776), (2916, 7256), (3628, 5832), (3888, 5442)]