21590652

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{571}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 53044992

約数和(自身を除く): 31454340

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 137, 138, 274, 276, 411, 548, 571, 822, 1142, 1644, 1713, 2284, 3151, 3426, 6302, 6852, 9453, 12604, 13133, 18906, 26266, 37812, 39399, 52532, 78227, 78798, 156454, 157596, 234681, 312908, 469362, 938724, 1799221, 3598442, 5397663, 7196884, 10795326, 21590652]

約数ペア:

[(1, 21590652), (2, 10795326), (3, 7196884), (4, 5397663), (6, 3598442), (12, 1799221), (23, 938724), (46, 469362), (69, 312908), (92, 234681), (137, 157596), (138, 156454), (274, 78798), (276, 78227), (411, 52532), (548, 39399), (571, 37812), (822, 26266), (1142, 18906), (1644, 13133), (1713, 12604), (2284, 9453), (3151, 6852), (3426, 6302)]