21709100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31013}}^1$

素因数の和:31034

約数の個数: 36

約数和(自身を含む): 53840304

約数和(自身を除く): 32131204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 31013, 62026, 124052, 155065, 217091, 310130, 434182, 620260, 775325, 868364, 1085455, 1550650, 2170910, 3101300, 4341820, 5427275, 10854550, 21709100]

約数ペア:

[(1, 21709100), (2, 10854550), (4, 5427275), (5, 4341820), (7, 3101300), (10, 2170910), (14, 1550650), (20, 1085455), (25, 868364), (28, 775325), (35, 620260), (50, 434182), (70, 310130), (100, 217091), (140, 155065), (175, 124052), (350, 62026), (700, 31013)]