21641460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{967}}^1$

素因数の和:1352

約数の個数: 48

約数和(自身を含む): 60821376

約数和(自身を除く): 39179916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 373, 746, 967, 1119, 1492, 1865, 1934, 2238, 2901, 3730, 3868, 4476, 4835, 5595, 5802, 7460, 9670, 11190, 11604, 14505, 19340, 22380, 29010, 58020, 360691, 721382, 1082073, 1442764, 1803455, 2164146, 3606910, 4328292, 5410365, 7213820, 10820730, 21641460]

約数ペア:

[(1, 21641460), (2, 10820730), (3, 7213820), (4, 5410365), (5, 4328292), (6, 3606910), (10, 2164146), (12, 1803455), (15, 1442764), (20, 1082073), (30, 721382), (60, 360691), (373, 58020), (746, 29010), (967, 22380), (1119, 19340), (1492, 14505), (1865, 11604), (1934, 11190), (2238, 9670), (2901, 7460), (3730, 5802), (3868, 5595), (4476, 4835)]