21353796

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31219}}^1$

素因数の和:31248

約数の個数: 36

約数和(自身を含む): 56820400

約数和(自身を除く): 35466604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 31219, 62438, 93657, 124876, 187314, 280971, 374628, 561942, 593161, 1123884, 1186322, 1779483, 2372644, 3558966, 5338449, 7117932, 10676898, 21353796]

約数ペア:

[(1, 21353796), (2, 10676898), (3, 7117932), (4, 5338449), (6, 3558966), (9, 2372644), (12, 1779483), (18, 1186322), (19, 1123884), (36, 593161), (38, 561942), (57, 374628), (76, 280971), (114, 187314), (171, 124876), (228, 93657), (342, 62438), (684, 31219)]