21872912776

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1124687}}^1$

素因数の和:1124734

約数の個数: 64

約数和(自身を含む): 51015847680

約数和(自身を除く): 29142934904

約数列:

[1, 2, 4, 8, 11, 13, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 187, 221, 286, 374, 442, 572, 748, 884, 1144, 1496, 1768, 2431, 4862, 9724, 19448, 1124687, 2249374, 4498748, 8997496, 12371557, 14620931, 19119679, 24743114, 29241862, 38239358, 49486228, 58483724, 76478716, 98972456, 116967448, 152957432, 160830241, 210316469, 248555827, 321660482, 420632938, 497111654, 643320964, 841265876, 994223308, 1286641928, 1682531752, 1988446616, 2734114097, 5468228194, 10936456388, 21872912776]

約数ペア:

[(1, 21872912776), (2, 10936456388), (4, 5468228194), (8, 2734114097), (11, 1988446616), (13, 1682531752), (17, 1286641928), (22, 994223308), (26, 841265876), (34, 643320964), (44, 497111654), (52, 420632938), (68, 321660482), (88, 248555827), (104, 210316469), (136, 160830241), (143, 152957432), (187, 116967448), (221, 98972456), (286, 76478716), (374, 58483724), (442, 49486228), (572, 38239358), (748, 29241862), (884, 24743114), (1144, 19119679), (1496, 14620931), (1768, 12371557), (2431, 8997496), (4862, 4498748), (9724, 2249374), (19448, 1124687)]