2021111330

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{4124717}}^1$

素因数の和:4124738

約数の個数: 24

約数和(自身を含む): 4231960668

約数和(自身を除く): 2210849338

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 4124717, 8249434, 20623585, 28873019, 41247170, 57746038, 144365095, 202111133, 288730190, 404222266, 1010555665, 2021111330]

約数ペア:

[(1, 2021111330), (2, 1010555665), (5, 404222266), (7, 288730190), (10, 202111133), (14, 144365095), (35, 57746038), (49, 41247170), (70, 28873019), (98, 20623585), (245, 8249434), (490, 4124717)]