21073698

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1433}}^1$

素因数の和:1503

約数の個数: 48

約数和(自身を含む): 49214880

約数和(自身を除く): 28141182

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 43, 57, 86, 114, 129, 171, 258, 342, 387, 774, 817, 1433, 1634, 2451, 2866, 4299, 4902, 7353, 8598, 12897, 14706, 25794, 27227, 54454, 61619, 81681, 123238, 163362, 184857, 245043, 369714, 490086, 554571, 1109142, 1170761, 2341522, 3512283, 7024566, 10536849, 21073698]

約数ペア:

[(1, 21073698), (2, 10536849), (3, 7024566), (6, 3512283), (9, 2341522), (18, 1170761), (19, 1109142), (38, 554571), (43, 490086), (57, 369714), (86, 245043), (114, 184857), (129, 163362), (171, 123238), (258, 81681), (342, 61619), (387, 54454), (774, 27227), (817, 25794), (1433, 14706), (1634, 12897), (2451, 8598), (2866, 7353), (4299, 4902)]