21246966

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:182

約数の個数: 96

約数和(自身を含む): 53464320

約数和(自身を除く): 32217354

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 29, 31, 39, 58, 62, 78, 87, 93, 101, 117, 174, 186, 202, 234, 261, 279, 303, 377, 403, 522, 558, 606, 754, 806, 899, 909, 1131, 1209, 1313, 1798, 1818, 2262, 2418, 2626, 2697, 2929, 3131, 3393, 3627, 3939, 5394, 5858, 6262, 6786, 7254, 7878, 8091, 8787, 9393, 11687, 11817, 16182, 17574, 18786, 23374, 23634, 26361, 28179, 35061, 38077, 40703, 52722, 56358, 70122, 76154, 81406, 90799, 105183, 114231, 122109, 181598, 210366, 228462, 244218, 272397, 342693, 366327, 544794, 685386, 732654, 817191, 1180387, 1634382, 2360774, 3541161, 7082322, 10623483, 21246966]

約数ペア:

[(1, 21246966), (2, 10623483), (3, 7082322), (6, 3541161), (9, 2360774), (13, 1634382), (18, 1180387), (26, 817191), (29, 732654), (31, 685386), (39, 544794), (58, 366327), (62, 342693), (78, 272397), (87, 244218), (93, 228462), (101, 210366), (117, 181598), (174, 122109), (186, 114231), (202, 105183), (234, 90799), (261, 81406), (279, 76154), (303, 70122), (377, 56358), (403, 52722), (522, 40703), (558, 38077), (606, 35061), (754, 28179), (806, 26361), (899, 23634), (909, 23374), (1131, 18786), (1209, 17574), (1313, 16182), (1798, 11817), (1818, 11687), (2262, 9393), (2418, 8787), (2626, 8091), (2697, 7878), (2929, 7254), (3131, 6786), (3393, 6262), (3627, 5858), (3939, 5394)]