21097622

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:313

約数の個数: 48

約数和(自身を含む): 40388832

約数和(自身を除く): 19291210

約数列:

[1, 2, 7, 13, 14, 26, 37, 74, 91, 169, 182, 241, 259, 338, 481, 482, 518, 962, 1183, 1687, 2366, 3133, 3367, 3374, 6253, 6266, 6734, 8917, 12506, 17834, 21931, 40729, 43771, 43862, 62419, 81458, 87542, 115921, 124838, 231842, 285103, 570206, 811447, 1506973, 1622894, 3013946, 10548811, 21097622]

約数ペア:

[(1, 21097622), (2, 10548811), (7, 3013946), (13, 1622894), (14, 1506973), (26, 811447), (37, 570206), (74, 285103), (91, 231842), (169, 124838), (182, 115921), (241, 87542), (259, 81458), (338, 62419), (481, 43862), (482, 43771), (518, 40729), (962, 21931), (1183, 17834), (1687, 12506), (2366, 8917), (3133, 6734), (3367, 6266), (3374, 6253)]