202121000

素因数分解:

$2^3\times 5^3\times {\mathrm{202121}}^1$

素因数の和:202142

約数の個数: 32

約数和(自身を含む): 472965480

約数和(自身を除く): 270844480

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 202121, 404242, 808484, 1010605, 1616968, 2021210, 4042420, 5053025, 8084840, 10106050, 20212100, 25265125, 40424200, 50530250, 101060500, 202121000]

約数ペア:

[(1, 202121000), (2, 101060500), (4, 50530250), (5, 40424200), (8, 25265125), (10, 20212100), (20, 10106050), (25, 8084840), (40, 5053025), (50, 4042420), (100, 2021210), (125, 1616968), (200, 1010605), (250, 808484), (500, 404242), (1000, 202121)]