21054506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{3019}}^1$

素因数の和:3349

約数の個数: 16

約数和(自身を含む): 34572960

約数和(自身を除く): 13518454

約数列:

[1, 2, 11, 22, 317, 634, 3019, 3487, 6038, 6974, 33209, 66418, 957023, 1914046, 10527253, 21054506]

約数ペア:

[(1, 21054506), (2, 10527253), (11, 1914046), (22, 957023), (317, 66418), (634, 33209), (3019, 6974), (3487, 6038)]