21761350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{33479}}^1$

素因数の和:33504

約数の個数: 24

約数和(自身を含む): 43590960

約数和(自身を除く): 21829610

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 33479, 66958, 167395, 334790, 435227, 836975, 870454, 1673950, 2176135, 4352270, 10880675, 21761350]

約数ペア:

[(1, 21761350), (2, 10880675), (5, 4352270), (10, 2176135), (13, 1673950), (25, 870454), (26, 836975), (50, 435227), (65, 334790), (130, 167395), (325, 66958), (650, 33479)]