21738276

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{86263}}^1$

素因数の和:86280

約数の個数: 36

約数和(自身を含む): 62800192

約数和(自身を除く): 41061916

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 86263, 172526, 258789, 345052, 517578, 603841, 776367, 1035156, 1207682, 1552734, 1811523, 2415364, 3105468, 3623046, 5434569, 7246092, 10869138, 21738276]

約数ペア:

[(1, 21738276), (2, 10869138), (3, 7246092), (4, 5434569), (6, 3623046), (7, 3105468), (9, 2415364), (12, 1811523), (14, 1552734), (18, 1207682), (21, 1035156), (28, 776367), (36, 603841), (42, 517578), (63, 345052), (84, 258789), (126, 172526), (252, 86263)]