21078227604

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3745243}}^1$

素因数の和:3745324

約数の個数: 48

約数和(自身を含む): 57047556608

約数和(自身を除く): 35969329004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 67, 84, 134, 201, 268, 402, 469, 804, 938, 1407, 1876, 2814, 5628, 3745243, 7490486, 11235729, 14980972, 22471458, 26216701, 44942916, 52433402, 78650103, 104866804, 157300206, 250931281, 314600412, 501862562, 752793843, 1003725124, 1505587686, 1756518967, 3011175372, 3513037934, 5269556901, 7026075868, 10539113802, 21078227604]

約数ペア:

[(1, 21078227604), (2, 10539113802), (3, 7026075868), (4, 5269556901), (6, 3513037934), (7, 3011175372), (12, 1756518967), (14, 1505587686), (21, 1003725124), (28, 752793843), (42, 501862562), (67, 314600412), (84, 250931281), (134, 157300206), (201, 104866804), (268, 78650103), (402, 52433402), (469, 44942916), (804, 26216701), (938, 22471458), (1407, 14980972), (1876, 11235729), (2814, 7490486), (5628, 3745243)]