21627424

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1061}}^1$

素因数の和:1098

約数の個数: 72

約数和(自身を含む): 53390988

約数和(自身を除く): 31763564

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 637, 728, 784, 1061, 1274, 1456, 1568, 2122, 2548, 2912, 4244, 5096, 7427, 8488, 10192, 13793, 14854, 16976, 20384, 27586, 29708, 33952, 51989, 55172, 59416, 96551, 103978, 110344, 118832, 193102, 207956, 220688, 237664, 386204, 415912, 441376, 675857, 772408, 831824, 1351714, 1544816, 1663648, 2703428, 3089632, 5406856, 10813712, 21627424]

約数ペア:

[(1, 21627424), (2, 10813712), (4, 5406856), (7, 3089632), (8, 2703428), (13, 1663648), (14, 1544816), (16, 1351714), (26, 831824), (28, 772408), (32, 675857), (49, 441376), (52, 415912), (56, 386204), (91, 237664), (98, 220688), (104, 207956), (112, 193102), (182, 118832), (196, 110344), (208, 103978), (224, 96551), (364, 59416), (392, 55172), (416, 51989), (637, 33952), (728, 29708), (784, 27586), (1061, 20384), (1274, 16976), (1456, 14854), (1568, 13793), (2122, 10192), (2548, 8488), (2912, 7427), (4244, 5096)]