21874552

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{8311}}^1$

素因数の和:8371

約数の個数: 32

約数和(自身を含む): 47877120

約数和(自身を除く): 26002568

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 1316, 2632, 8311, 16622, 33244, 58177, 66488, 116354, 232708, 390617, 465416, 781234, 1562468, 2734319, 3124936, 5468638, 10937276, 21874552]

約数ペア:

[(1, 21874552), (2, 10937276), (4, 5468638), (7, 3124936), (8, 2734319), (14, 1562468), (28, 781234), (47, 465416), (56, 390617), (94, 232708), (188, 116354), (329, 66488), (376, 58177), (658, 33244), (1316, 16622), (2632, 8311)]