21167690188

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{1167937}}^1$

素因数の和:1168161

約数の個数: 24

約数和(自身を含む): 38850289632

約数和(自身を除く): 17682599444

約数列:

[1, 2, 4, 23, 46, 92, 197, 394, 788, 4531, 9062, 18124, 1167937, 2335874, 4671748, 26862551, 53725102, 107450204, 230083589, 460167178, 920334356, 5291922547, 10583845094, 21167690188]

約数ペア:

[(1, 21167690188), (2, 10583845094), (4, 5291922547), (23, 920334356), (46, 460167178), (92, 230083589), (197, 107450204), (394, 53725102), (788, 26862551), (4531, 4671748), (9062, 2335874), (18124, 1167937)]