21174635512

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1\times {\mathrm{3943}}^1$

素因数の和:4292

約数の個数: 64

約数和(自身を含む): 41419572480

約数和(自身を除く): 20244936968

約数列:

[1, 2, 4, 8, 43, 67, 86, 134, 172, 233, 268, 344, 466, 536, 932, 1864, 2881, 3943, 5762, 7886, 10019, 11524, 15611, 15772, 20038, 23048, 31222, 31544, 40076, 62444, 80152, 124888, 169549, 264181, 339098, 528362, 671273, 678196, 918719, 1056724, 1342546, 1356392, 1837438, 2113448, 2685092, 3674876, 5370184, 7349752, 11359783, 22719566, 39504917, 45439132, 61554173, 79009834, 90878264, 123108346, 158019668, 246216692, 316039336, 492433384, 2646829439, 5293658878, 10587317756, 21174635512]

約数ペア:

[(1, 21174635512), (2, 10587317756), (4, 5293658878), (8, 2646829439), (43, 492433384), (67, 316039336), (86, 246216692), (134, 158019668), (172, 123108346), (233, 90878264), (268, 79009834), (344, 61554173), (466, 45439132), (536, 39504917), (932, 22719566), (1864, 11359783), (2881, 7349752), (3943, 5370184), (5762, 3674876), (7886, 2685092), (10019, 2113448), (11524, 1837438), (15611, 1356392), (15772, 1342546), (20038, 1056724), (23048, 918719), (31222, 678196), (31544, 671273), (40076, 528362), (62444, 339098), (80152, 264181), (124888, 169549)]