21825965

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1427}}^1$

素因数の和:1481

約数の個数: 32

約数和(自身を含む): 32901120

約数和(自身を除く): 11075155

約数列:

[1, 5, 7, 19, 23, 35, 95, 115, 133, 161, 437, 665, 805, 1427, 2185, 3059, 7135, 9989, 15295, 27113, 32821, 49945, 135565, 164105, 189791, 229747, 623599, 948955, 1148735, 3117995, 4365193, 21825965]

約数ペア:

[(1, 21825965), (5, 4365193), (7, 3117995), (19, 1148735), (23, 948955), (35, 623599), (95, 229747), (115, 189791), (133, 164105), (161, 135565), (437, 49945), (665, 32821), (805, 27113), (1427, 15295), (2185, 9989), (3059, 7135)]