21292272

素因数分解:

$2^4\times 3^2\times {\mathrm{147863}}^1$

素因数の和:147877

約数の個数: 30

約数和(自身を含む): 59589192

約数和(自身を除く): 38296920

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 147863, 295726, 443589, 591452, 887178, 1182904, 1330767, 1774356, 2365808, 2661534, 3548712, 5323068, 7097424, 10646136, 21292272]

約数ペア:

[(1, 21292272), (2, 10646136), (3, 7097424), (4, 5323068), (6, 3548712), (8, 2661534), (9, 2365808), (12, 1774356), (16, 1330767), (18, 1182904), (24, 887178), (36, 591452), (48, 443589), (72, 295726), (144, 147863)]