21944204

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{421}}^1$

素因数の和:665

約数の個数: 24

約数和(自身を含む): 39205488

約数和(自身を除く): 17261284

約数列:

[1, 2, 4, 83, 157, 166, 314, 332, 421, 628, 842, 1684, 13031, 26062, 34943, 52124, 66097, 69886, 132194, 139772, 264388, 5486051, 10972102, 21944204]

約数ペア:

[(1, 21944204), (2, 10972102), (4, 5486051), (83, 264388), (157, 139772), (166, 132194), (314, 69886), (332, 66097), (421, 52124), (628, 34943), (842, 26062), (1684, 13031)]