21400762

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1\times {\mathrm{479}}^1$

素因数の和:821

約数の個数: 16

約数和(自身を含む): 32659200

約数和(自身を除く): 11258438

約数列:

[1, 2, 89, 178, 251, 479, 502, 958, 22339, 42631, 44678, 85262, 120229, 240458, 10700381, 21400762]

約数ペア:

[(1, 21400762), (2, 10700381), (89, 240458), (178, 120229), (251, 85262), (479, 44678), (502, 42631), (958, 22339)]