21898248

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{431}}^1$

素因数の和:542

約数の個数: 64

約数和(自身を含む): 57542400

約数和(自身を除く): 35644152

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 73, 87, 116, 146, 174, 219, 232, 292, 348, 431, 438, 584, 696, 862, 876, 1293, 1724, 1752, 2117, 2586, 3448, 4234, 5172, 6351, 8468, 10344, 12499, 12702, 16936, 24998, 25404, 31463, 37497, 49996, 50808, 62926, 74994, 94389, 99992, 125852, 149988, 188778, 251704, 299976, 377556, 755112, 912427, 1824854, 2737281, 3649708, 5474562, 7299416, 10949124, 21898248]

約数ペア:

[(1, 21898248), (2, 10949124), (3, 7299416), (4, 5474562), (6, 3649708), (8, 2737281), (12, 1824854), (24, 912427), (29, 755112), (58, 377556), (73, 299976), (87, 251704), (116, 188778), (146, 149988), (174, 125852), (219, 99992), (232, 94389), (292, 74994), (348, 62926), (431, 50808), (438, 49996), (584, 37497), (696, 31463), (862, 25404), (876, 24998), (1293, 16936), (1724, 12702), (1752, 12499), (2117, 10344), (2586, 8468), (3448, 6351), (4234, 5172)]