21111900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{70373}}^1$

素因数の和:70390

約数の個数: 36

約数和(自身を含む): 61084632

約数和(自身を除く): 39972732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 70373, 140746, 211119, 281492, 351865, 422238, 703730, 844476, 1055595, 1407460, 1759325, 2111190, 3518650, 4222380, 5277975, 7037300, 10555950, 21111900]

約数ペア:

[(1, 21111900), (2, 10555950), (3, 7037300), (4, 5277975), (5, 4222380), (6, 3518650), (10, 2111190), (12, 1759325), (15, 1407460), (20, 1055595), (25, 844476), (30, 703730), (50, 422238), (60, 351865), (75, 281492), (100, 211119), (150, 140746), (300, 70373)]