21230030

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3853}}^1$

素因数の和:3908

約数の個数: 32

約数和(自身を含む): 41623200

約数和(自身を除く): 20393170

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 551, 1102, 2755, 3853, 5510, 7706, 19265, 38530, 73207, 111737, 146414, 223474, 366035, 558685, 732070, 1117370, 2123003, 4246006, 10615015, 21230030]

約数ペア:

[(1, 21230030), (2, 10615015), (5, 4246006), (10, 2123003), (19, 1117370), (29, 732070), (38, 558685), (58, 366035), (95, 223474), (145, 146414), (190, 111737), (290, 73207), (551, 38530), (1102, 19265), (2755, 7706), (3853, 5510)]