21331768094

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{727997}}^1$

素因数の和:728049

約数の個数: 48

約数和(自身を含む): 41827853088

約数和(自身を除く): 20496084994

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 49, 91, 98, 161, 182, 299, 322, 598, 637, 1127, 1274, 2093, 2254, 4186, 14651, 29302, 727997, 1455994, 5095979, 9463961, 10191958, 16743931, 18927922, 33487862, 35671853, 66247727, 71343706, 117207517, 132495454, 217671103, 234415034, 435342206, 463734089, 820452619, 927468178, 1523697721, 1640905238, 3047395442, 10665884047, 21331768094]

約数ペア:

[(1, 21331768094), (2, 10665884047), (7, 3047395442), (13, 1640905238), (14, 1523697721), (23, 927468178), (26, 820452619), (46, 463734089), (49, 435342206), (91, 234415034), (98, 217671103), (161, 132495454), (182, 117207517), (299, 71343706), (322, 66247727), (598, 35671853), (637, 33487862), (1127, 18927922), (1274, 16743931), (2093, 10191958), (2254, 9463961), (4186, 5095979), (14651, 1455994), (29302, 727997)]