21799100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{12823}}^1$

素因数の和:12854

約数の個数: 36

約数和(自身を含む): 50090544

約数和(自身を除く): 28291444

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 12823, 25646, 51292, 64115, 128230, 217991, 256460, 320575, 435982, 641150, 871964, 1089955, 1282300, 2179910, 4359820, 5449775, 10899550, 21799100]

約数ペア:

[(1, 21799100), (2, 10899550), (4, 5449775), (5, 4359820), (10, 2179910), (17, 1282300), (20, 1089955), (25, 871964), (34, 641150), (50, 435982), (68, 320575), (85, 256460), (100, 217991), (170, 128230), (340, 64115), (425, 51292), (850, 25646), (1700, 12823)]