21415676313605

素因数分解:

$5^1\times 7^2\times {\mathrm{1459}}^1\times {\mathrm{2153}}^1\times {\mathrm{27827}}^1$

素因数の和:31458

約数の個数: 48

約数和(自身を含む): 29929995771840

約数和(自身を除く): 8514319458235

約数列:

[1, 5, 7, 35, 49, 245, 1459, 2153, 7295, 10213, 10765, 15071, 27827, 51065, 71491, 75355, 105497, 139135, 194789, 357455, 527485, 973945, 1363523, 3141227, 6817615, 15706135, 21988589, 40599593, 59911531, 109942945, 153920123, 202997965, 284197151, 299557655, 419380717, 769600615, 1420985755, 1989380057, 2096903585, 2935665019, 9946900285, 14678325095, 87410923729, 437054618645, 611876466103, 3059382330515, 4283135262721, 21415676313605]

約数ペア:

[(1, 21415676313605), (5, 4283135262721), (7, 3059382330515), (35, 611876466103), (49, 437054618645), (245, 87410923729), (1459, 14678325095), (2153, 9946900285), (7295, 2935665019), (10213, 2096903585), (10765, 1989380057), (15071, 1420985755), (27827, 769600615), (51065, 419380717), (71491, 299557655), (75355, 284197151), (105497, 202997965), (139135, 153920123), (194789, 109942945), (357455, 59911531), (527485, 40599593), (973945, 21988589), (1363523, 15706135), (3141227, 6817615)]