21873978

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9137}}^1$

素因数の和:9171

約数の個数: 48

約数和(自身を含む): 57021120

約数和(自身を除く): 35147142

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 9137, 18274, 27411, 54822, 63959, 82233, 127918, 164466, 173603, 191877, 347206, 383754, 520809, 575631, 1041618, 1151262, 1215221, 1562427, 2430442, 3124854, 3645663, 7291326, 10936989, 21873978]

約数ペア:

[(1, 21873978), (2, 10936989), (3, 7291326), (6, 3645663), (7, 3124854), (9, 2430442), (14, 1562427), (18, 1215221), (19, 1151262), (21, 1041618), (38, 575631), (42, 520809), (57, 383754), (63, 347206), (114, 191877), (126, 173603), (133, 164466), (171, 127918), (266, 82233), (342, 63959), (399, 54822), (798, 27411), (1197, 18274), (2394, 9137)]