21220222608

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{81551}}^1$

素因数の和:81717

約数の個数: 120

約数和(自身を含む): 64416293760

約数和(自身を除く): 43196071152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 139, 144, 156, 208, 234, 278, 312, 417, 468, 556, 624, 834, 936, 1112, 1251, 1668, 1807, 1872, 2224, 2502, 3336, 3614, 5004, 5421, 6672, 7228, 10008, 10842, 14456, 16263, 20016, 21684, 28912, 32526, 43368, 65052, 81551, 86736, 130104, 163102, 244653, 260208, 326204, 489306, 652408, 733959, 978612, 1060163, 1304816, 1467918, 1957224, 2120326, 2935836, 3180489, 3914448, 4240652, 5871672, 6360978, 8481304, 9541467, 11335589, 11743344, 12721956, 16962608, 19082934, 22671178, 25443912, 34006767, 38165868, 45342356, 50887824, 68013534, 76331736, 90684712, 102020301, 136027068, 147362657, 152663472, 181369424, 204040602, 272054136, 294725314, 408081204, 442087971, 544108272, 589450628, 816162408, 884175942, 1178901256, 1326263913, 1632324816, 1768351884, 2357802512, 2652527826, 3536703768, 5305055652, 7073407536, 10610111304, 21220222608]

約数ペア:

[(1, 21220222608), (2, 10610111304), (3, 7073407536), (4, 5305055652), (6, 3536703768), (8, 2652527826), (9, 2357802512), (12, 1768351884), (13, 1632324816), (16, 1326263913), (18, 1178901256), (24, 884175942), (26, 816162408), (36, 589450628), (39, 544108272), (48, 442087971), (52, 408081204), (72, 294725314), (78, 272054136), (104, 204040602), (117, 181369424), (139, 152663472), (144, 147362657), (156, 136027068), (208, 102020301), (234, 90684712), (278, 76331736), (312, 68013534), (417, 50887824), (468, 45342356), (556, 38165868), (624, 34006767), (834, 25443912), (936, 22671178), (1112, 19082934), (1251, 16962608), (1668, 12721956), (1807, 11743344), (1872, 11335589), (2224, 9541467), (2502, 8481304), (3336, 6360978), (3614, 5871672), (5004, 4240652), (5421, 3914448), (6672, 3180489), (7228, 2935836), (10008, 2120326), (10842, 1957224), (14456, 1467918), (16263, 1304816), (20016, 1060163), (21684, 978612), (28912, 733959), (32526, 652408), (43368, 489306), (65052, 326204), (81551, 260208), (86736, 244653), (130104, 163102)]