21921696

素因数分解:

$2^5\times 3^2\times {\mathrm{103}}^1\times {\mathrm{739}}^1$

素因数の和:858

約数の個数: 72

約数和(自身を含む): 63030240

約数和(自身を除く): 41108544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 103, 144, 206, 288, 309, 412, 618, 739, 824, 927, 1236, 1478, 1648, 1854, 2217, 2472, 2956, 3296, 3708, 4434, 4944, 5912, 6651, 7416, 8868, 9888, 11824, 13302, 14832, 17736, 23648, 26604, 29664, 35472, 53208, 70944, 76117, 106416, 152234, 212832, 228351, 304468, 456702, 608936, 685053, 913404, 1217872, 1370106, 1826808, 2435744, 2740212, 3653616, 5480424, 7307232, 10960848, 21921696]

約数ペア:

[(1, 21921696), (2, 10960848), (3, 7307232), (4, 5480424), (6, 3653616), (8, 2740212), (9, 2435744), (12, 1826808), (16, 1370106), (18, 1217872), (24, 913404), (32, 685053), (36, 608936), (48, 456702), (72, 304468), (96, 228351), (103, 212832), (144, 152234), (206, 106416), (288, 76117), (309, 70944), (412, 53208), (618, 35472), (739, 29664), (824, 26604), (927, 23648), (1236, 17736), (1478, 14832), (1648, 13302), (1854, 11824), (2217, 9888), (2472, 8868), (2956, 7416), (3296, 6651), (3708, 5912), (4434, 4944)]