21766740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15773}}^1$

素因数の和:15808

約数の個数: 48

約数和(自身を含む): 63600768

約数和(自身を除く): 41834028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 15773, 31546, 47319, 63092, 78865, 94638, 157730, 189276, 236595, 315460, 362779, 473190, 725558, 946380, 1088337, 1451116, 1813895, 2176674, 3627790, 4353348, 5441685, 7255580, 10883370, 21766740]

約数ペア:

[(1, 21766740), (2, 10883370), (3, 7255580), (4, 5441685), (5, 4353348), (6, 3627790), (10, 2176674), (12, 1813895), (15, 1451116), (20, 1088337), (23, 946380), (30, 725558), (46, 473190), (60, 362779), (69, 315460), (92, 236595), (115, 189276), (138, 157730), (230, 94638), (276, 78865), (345, 63092), (460, 47319), (690, 31546), (1380, 15773)]