21494496

素因数分解:

$2^5\times 3^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:224

約数の個数: 96

約数和(自身を含む): 59609088

約数和(自身を除く): 38114592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 43, 48, 82, 86, 96, 123, 127, 129, 164, 172, 246, 254, 258, 328, 344, 381, 492, 508, 516, 656, 688, 762, 984, 1016, 1032, 1312, 1376, 1524, 1763, 1968, 2032, 2064, 3048, 3526, 3936, 4064, 4128, 5207, 5289, 5461, 6096, 7052, 10414, 10578, 10922, 12192, 14104, 15621, 16383, 20828, 21156, 21844, 28208, 31242, 32766, 41656, 42312, 43688, 56416, 62484, 65532, 83312, 84624, 87376, 124968, 131064, 166624, 169248, 174752, 223901, 249936, 262128, 447802, 499872, 524256, 671703, 895604, 1343406, 1791208, 2686812, 3582416, 5373624, 7164832, 10747248, 21494496]

約数ペア:

[(1, 21494496), (2, 10747248), (3, 7164832), (4, 5373624), (6, 3582416), (8, 2686812), (12, 1791208), (16, 1343406), (24, 895604), (32, 671703), (41, 524256), (43, 499872), (48, 447802), (82, 262128), (86, 249936), (96, 223901), (123, 174752), (127, 169248), (129, 166624), (164, 131064), (172, 124968), (246, 87376), (254, 84624), (258, 83312), (328, 65532), (344, 62484), (381, 56416), (492, 43688), (508, 42312), (516, 41656), (656, 32766), (688, 31242), (762, 28208), (984, 21844), (1016, 21156), (1032, 20828), (1312, 16383), (1376, 15621), (1524, 14104), (1763, 12192), (1968, 10922), (2032, 10578), (2064, 10414), (3048, 7052), (3526, 6096), (3936, 5461), (4064, 5289), (4128, 5207)]