21683900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{30977}}^1$

素因数の和:30998

約数の個数: 36

約数和(自身を含む): 53777808

約数和(自身を除く): 32093908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 30977, 61954, 123908, 154885, 216839, 309770, 433678, 619540, 774425, 867356, 1084195, 1548850, 2168390, 3097700, 4336780, 5420975, 10841950, 21683900]

約数ペア:

[(1, 21683900), (2, 10841950), (4, 5420975), (5, 4336780), (7, 3097700), (10, 2168390), (14, 1548850), (20, 1084195), (25, 867356), (28, 774425), (35, 619540), (50, 433678), (70, 309770), (100, 216839), (140, 154885), (175, 123908), (350, 61954), (700, 30977)]