221424483

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{51941}}^1$

素因数の和:51987

約数の個数: 24

約数和(自身を含む): 355283280

約数和(自身を除く): 133858797

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 51941, 155823, 363587, 1090761, 1506289, 2545109, 4518867, 7635327, 10544023, 31632069, 73808161, 221424483]

約数ペア:

[(1, 221424483), (3, 73808161), (7, 31632069), (21, 10544023), (29, 7635327), (49, 4518867), (87, 2545109), (147, 1506289), (203, 1090761), (609, 363587), (1421, 155823), (4263, 51941)]