213642828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{847789}}^1$

素因数の和:847806

約数の個数: 36

約数和(自身を含む): 617191120

約数和(自身を除く): 403548292

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 847789, 1695578, 2543367, 3391156, 5086734, 5934523, 7630101, 10173468, 11869046, 15260202, 17803569, 23738092, 30520404, 35607138, 53410707, 71214276, 106821414, 213642828]

約数ペア:

[(1, 213642828), (2, 106821414), (3, 71214276), (4, 53410707), (6, 35607138), (7, 30520404), (9, 23738092), (12, 17803569), (14, 15260202), (18, 11869046), (21, 10173468), (28, 7630101), (36, 5934523), (42, 5086734), (63, 3391156), (84, 2543367), (126, 1695578), (252, 847789)]