21500078

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:352

約数の個数: 32

約数和(自身を含む): 35458560

約数和(自身を除く): 13958482

約数列:

[1, 2, 23, 29, 46, 58, 71, 142, 227, 454, 667, 1334, 1633, 2059, 3266, 4118, 5221, 6583, 10442, 13166, 16117, 32234, 47357, 94714, 151409, 302818, 370691, 467393, 741382, 934786, 10750039, 21500078]

約数ペア:

[(1, 21500078), (2, 10750039), (23, 934786), (29, 741382), (46, 467393), (58, 370691), (71, 302818), (142, 151409), (227, 94714), (454, 47357), (667, 32234), (1334, 16117), (1633, 13166), (2059, 10442), (3266, 6583), (4118, 5221)]