21103469830

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1117}}^1\times {\mathrm{17657}}^1$

素因数の和:18888

約数の個数: 32

約数和(自身を含む): 38377755936

約数和(自身を除く): 17274286106

約数列:

[1, 2, 5, 10, 107, 214, 535, 1070, 1117, 2234, 5585, 11170, 17657, 35314, 88285, 119519, 176570, 239038, 597595, 1195190, 1889299, 3778598, 9446495, 18892990, 19722869, 39445738, 98614345, 197228690, 2110346983, 4220693966, 10551734915, 21103469830]

約数ペア:

[(1, 21103469830), (2, 10551734915), (5, 4220693966), (10, 2110346983), (107, 197228690), (214, 98614345), (535, 39445738), (1070, 19722869), (1117, 18892990), (2234, 9446495), (5585, 3778598), (11170, 1889299), (17657, 1195190), (35314, 597595), (88285, 239038), (119519, 176570)]