21250116093

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{104717}}^1$

素因数の和:104933

約数の個数: 32

約数和(自身を含む): 31485770496

約数和(自身を除く): 10235654403

約数列:

[1, 3, 17, 23, 51, 69, 173, 391, 519, 1173, 2941, 3979, 8823, 11937, 67643, 104717, 202929, 314151, 1780189, 2408491, 5340567, 7225473, 18116041, 40944347, 54348123, 122833041, 307972697, 416668943, 923918091, 1250006829, 7083372031, 21250116093]

約数ペア:

[(1, 21250116093), (3, 7083372031), (17, 1250006829), (23, 923918091), (51, 416668943), (69, 307972697), (173, 122833041), (391, 54348123), (519, 40944347), (1173, 18116041), (2941, 7225473), (3979, 5340567), (8823, 2408491), (11937, 1780189), (67643, 314151), (104717, 202929)]