21962793

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 32438016

約数和(自身を除く): 10475223

約数列:

[1, 3, 17, 37, 51, 103, 111, 113, 309, 339, 629, 1751, 1887, 1921, 3811, 4181, 5253, 5763, 11433, 11639, 12543, 34917, 64787, 71077, 194361, 197863, 213231, 430643, 593589, 1291929, 7320931, 21962793]

約数ペア:

[(1, 21962793), (3, 7320931), (17, 1291929), (37, 593589), (51, 430643), (103, 213231), (111, 197863), (113, 194361), (309, 71077), (339, 64787), (629, 34917), (1751, 12543), (1887, 11639), (1921, 11433), (3811, 5763), (4181, 5253)]