21883708

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{313}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 48109824

約数和(自身を除く): 26226116

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 227, 308, 313, 454, 626, 908, 1252, 1589, 2191, 2497, 3178, 3443, 4382, 4994, 6356, 6886, 8764, 9988, 13772, 17479, 24101, 34958, 48202, 69916, 71051, 96404, 142102, 284204, 497357, 781561, 994714, 1563122, 1989428, 3126244, 5470927, 10941854, 21883708]

約数ペア:

[(1, 21883708), (2, 10941854), (4, 5470927), (7, 3126244), (11, 1989428), (14, 1563122), (22, 994714), (28, 781561), (44, 497357), (77, 284204), (154, 142102), (227, 96404), (308, 71051), (313, 69916), (454, 48202), (626, 34958), (908, 24101), (1252, 17479), (1589, 13772), (2191, 9988), (2497, 8764), (3178, 6886), (3443, 6356), (4382, 4994)]