21155475595

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{773}}^1\times {\mathrm{77093}}^1$

素因数の和:77942

約数の個数: 16

約数和(自身を含む): 25777766592

約数和(自身を除く): 4622290997

約数列:

[1, 5, 71, 355, 773, 3865, 54883, 77093, 274415, 385465, 5473603, 27368015, 59592889, 297964445, 4231095119, 21155475595]

約数ペア:

[(1, 21155475595), (5, 4231095119), (71, 297964445), (355, 59592889), (773, 27368015), (3865, 5473603), (54883, 385465), (77093, 274415)]