21153506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{379}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 36115200

約数和(自身を除く): 14961694

約数列:

[1, 2, 11, 22, 43, 59, 86, 118, 379, 473, 649, 758, 946, 1298, 2537, 4169, 5074, 8338, 16297, 22361, 27907, 32594, 44722, 55814, 179267, 245971, 358534, 491942, 961523, 1923046, 10576753, 21153506]

約数ペア:

[(1, 21153506), (2, 10576753), (11, 1923046), (22, 961523), (43, 491942), (59, 358534), (86, 245971), (118, 179267), (379, 55814), (473, 44722), (649, 32594), (758, 27907), (946, 22361), (1298, 16297), (2537, 8338), (4169, 5074)]