213821000

素因数分解:

$2^3\times 5^3\times {\mathrm{213821}}^1$

素因数の和:213842

約数の個数: 32

約数和(自身を含む): 500343480

約数和(自身を除く): 286522480

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 213821, 427642, 855284, 1069105, 1710568, 2138210, 4276420, 5345525, 8552840, 10691050, 21382100, 26727625, 42764200, 53455250, 106910500, 213821000]

約数ペア:

[(1, 213821000), (2, 106910500), (4, 53455250), (5, 42764200), (8, 26727625), (10, 21382100), (20, 10691050), (25, 8552840), (40, 5345525), (50, 4276420), (100, 2138210), (125, 1710568), (200, 1069105), (250, 855284), (500, 427642), (1000, 213821)]