21430250

素因数分解:

$2^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{3727}}^1$

素因数の和:3767

約数の個数: 32

約数和(自身を含む): 41872896

約数和(自身を除く): 20442646

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 125, 230, 250, 575, 1150, 2875, 3727, 5750, 7454, 18635, 37270, 85721, 93175, 171442, 186350, 428605, 465875, 857210, 931750, 2143025, 4286050, 10715125, 21430250]

約数ペア:

[(1, 21430250), (2, 10715125), (5, 4286050), (10, 2143025), (23, 931750), (25, 857210), (46, 465875), (50, 428605), (115, 186350), (125, 171442), (230, 93175), (250, 85721), (575, 37270), (1150, 18635), (2875, 7454), (3727, 5750)]