21120294

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{9337}}^1$

素因数の和:9384

約数の個数: 32

約数和(自身を含む): 47063520

約数和(自身を除く): 25943226

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 174, 377, 754, 1131, 2262, 9337, 18674, 28011, 56022, 121381, 242762, 270773, 364143, 541546, 728286, 812319, 1624638, 3520049, 7040098, 10560147, 21120294]

約数ペア:

[(1, 21120294), (2, 10560147), (3, 7040098), (6, 3520049), (13, 1624638), (26, 812319), (29, 728286), (39, 541546), (58, 364143), (78, 270773), (87, 242762), (174, 121381), (377, 56022), (754, 28011), (1131, 18674), (2262, 9337)]