21181446

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{211}}^1$

素因数の和:259

約数の個数: 96

約数和(自身を含む): 55866240

約数和(自身を除く): 34684794

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 33, 39, 54, 66, 78, 99, 117, 143, 169, 198, 211, 234, 286, 297, 338, 351, 422, 429, 507, 594, 633, 702, 858, 1014, 1266, 1287, 1521, 1859, 1899, 2321, 2574, 2743, 3042, 3718, 3798, 3861, 4563, 4642, 5486, 5577, 5697, 6963, 7722, 8229, 9126, 11154, 11394, 13926, 16458, 16731, 20889, 24687, 30173, 33462, 35659, 41778, 49374, 50193, 60346, 62667, 71318, 74061, 90519, 100386, 106977, 125334, 148122, 181038, 213954, 271557, 320931, 392249, 543114, 641862, 784498, 814671, 962793, 1176747, 1629342, 1925586, 2353494, 3530241, 7060482, 10590723, 21181446]

約数ペア:

[(1, 21181446), (2, 10590723), (3, 7060482), (6, 3530241), (9, 2353494), (11, 1925586), (13, 1629342), (18, 1176747), (22, 962793), (26, 814671), (27, 784498), (33, 641862), (39, 543114), (54, 392249), (66, 320931), (78, 271557), (99, 213954), (117, 181038), (143, 148122), (169, 125334), (198, 106977), (211, 100386), (234, 90519), (286, 74061), (297, 71318), (338, 62667), (351, 60346), (422, 50193), (429, 49374), (507, 41778), (594, 35659), (633, 33462), (702, 30173), (858, 24687), (1014, 20889), (1266, 16731), (1287, 16458), (1521, 13926), (1859, 11394), (1899, 11154), (2321, 9126), (2574, 8229), (2743, 7722), (3042, 6963), (3718, 5697), (3798, 5577), (3861, 5486), (4563, 4642)]