21400302

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{4211}}^1$

素因数の和:4245

約数の個数: 48

約数和(自身を含む): 53778816

約数和(自身を除く): 32378514

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 121, 154, 231, 242, 363, 462, 726, 847, 1694, 2541, 4211, 5082, 8422, 12633, 25266, 29477, 46321, 58954, 88431, 92642, 138963, 176862, 277926, 324247, 509531, 648494, 972741, 1019062, 1528593, 1945482, 3057186, 3566717, 7133434, 10700151, 21400302]

約数ペア:

[(1, 21400302), (2, 10700151), (3, 7133434), (6, 3566717), (7, 3057186), (11, 1945482), (14, 1528593), (21, 1019062), (22, 972741), (33, 648494), (42, 509531), (66, 324247), (77, 277926), (121, 176862), (154, 138963), (231, 92642), (242, 88431), (363, 58954), (462, 46321), (726, 29477), (847, 25266), (1694, 12633), (2541, 8422), (4211, 5082)]