21940254

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{58043}}^1$

素因数の和:58061

約数の個数: 32

約数和(自身を含む): 55722240

約数和(自身を除く): 33781986

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 58043, 116086, 174129, 348258, 406301, 522387, 812602, 1044774, 1218903, 1567161, 2437806, 3134322, 3656709, 7313418, 10970127, 21940254]

約数ペア:

[(1, 21940254), (2, 10970127), (3, 7313418), (6, 3656709), (7, 3134322), (9, 2437806), (14, 1567161), (18, 1218903), (21, 1044774), (27, 812602), (42, 522387), (54, 406301), (63, 348258), (126, 174129), (189, 116086), (378, 58043)]