21050244

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{25423}}^1$

素因数の和:25456

約数の個数: 36

約数和(自身を含む): 55526016

約数和(自身を除く): 34475772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 25423, 50846, 76269, 101692, 152538, 228807, 305076, 457614, 584729, 915228, 1169458, 1754187, 2338916, 3508374, 5262561, 7016748, 10525122, 21050244]

約数ペア:

[(1, 21050244), (2, 10525122), (3, 7016748), (4, 5262561), (6, 3508374), (9, 2338916), (12, 1754187), (18, 1169458), (23, 915228), (36, 584729), (46, 457614), (69, 305076), (92, 228807), (138, 152538), (207, 101692), (276, 76269), (414, 50846), (828, 25423)]