21545424

素因数分解:

$2^4\times 3^2\times {\mathrm{157}}^1\times {\mathrm{953}}^1$

素因数の和:1124

約数の個数: 60

約数和(自身を含む): 60744996

約数和(自身を除く): 39199572

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 157, 314, 471, 628, 942, 953, 1256, 1413, 1884, 1906, 2512, 2826, 2859, 3768, 3812, 5652, 5718, 7536, 7624, 8577, 11304, 11436, 15248, 17154, 22608, 22872, 34308, 45744, 68616, 137232, 149621, 299242, 448863, 598484, 897726, 1196968, 1346589, 1795452, 2393936, 2693178, 3590904, 5386356, 7181808, 10772712, 21545424]

約数ペア:

[(1, 21545424), (2, 10772712), (3, 7181808), (4, 5386356), (6, 3590904), (8, 2693178), (9, 2393936), (12, 1795452), (16, 1346589), (18, 1196968), (24, 897726), (36, 598484), (48, 448863), (72, 299242), (144, 149621), (157, 137232), (314, 68616), (471, 45744), (628, 34308), (942, 22872), (953, 22608), (1256, 17154), (1413, 15248), (1884, 11436), (1906, 11304), (2512, 8577), (2826, 7624), (2859, 7536), (3768, 5718), (3812, 5652)]