21132751206

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3559}}^1\times {\mathrm{3821}}^1$

素因数の和:7429

約数の個数: 64

約数和(自身を含む): 49635855360

約数和(自身を除く): 28503104154

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 3559, 3821, 7118, 7642, 10677, 11463, 21354, 22926, 24913, 26747, 49826, 53494, 74739, 80241, 131683, 141377, 149478, 160482, 263366, 282754, 395049, 424131, 790098, 848262, 921781, 989639, 1843562, 1979278, 2765343, 2968917, 5530686, 5937834, 13598939, 27197878, 40796817, 81593634, 95192573, 190385146, 285577719, 503160743, 571155438, 1006321486, 1509482229, 3018964458, 3522125201, 7044250402, 10566375603, 21132751206]

約数ペア:

[(1, 21132751206), (2, 10566375603), (3, 7044250402), (6, 3522125201), (7, 3018964458), (14, 1509482229), (21, 1006321486), (37, 571155438), (42, 503160743), (74, 285577719), (111, 190385146), (222, 95192573), (259, 81593634), (518, 40796817), (777, 27197878), (1554, 13598939), (3559, 5937834), (3821, 5530686), (7118, 2968917), (7642, 2765343), (10677, 1979278), (11463, 1843562), (21354, 989639), (22926, 921781), (24913, 848262), (26747, 790098), (49826, 424131), (53494, 395049), (74739, 282754), (80241, 263366), (131683, 160482), (141377, 149478)]