21272932

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{6827}}^1$

素因数の和:6891

約数の個数: 24

約数和(自身を含む): 40148640

約数和(自身を除く): 18875708

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 164, 779, 1558, 3116, 6827, 13654, 27308, 129713, 259426, 279907, 518852, 559814, 1119628, 5318233, 10636466, 21272932]

約数ペア:

[(1, 21272932), (2, 10636466), (4, 5318233), (19, 1119628), (38, 559814), (41, 518852), (76, 279907), (82, 259426), (164, 129713), (779, 27308), (1558, 13654), (3116, 6827)]