21642740344

素因数分解:

$2^3\times {\mathrm{293}}^1\times {\mathrm{2609}}^1\times {\mathrm{3539}}^1$

素因数の和:6447

約数の個数: 32

約数和(自身を含む): 40745754000

約数和(自身を除く): 19103013656

約数列:

[1, 2, 4, 8, 293, 586, 1172, 2344, 2609, 3539, 5218, 7078, 10436, 14156, 20872, 28312, 764437, 1036927, 1528874, 2073854, 3057748, 4147708, 6115496, 8295416, 9233251, 18466502, 36933004, 73866008, 2705342543, 5410685086, 10821370172, 21642740344]

約数ペア:

[(1, 21642740344), (2, 10821370172), (4, 5410685086), (8, 2705342543), (293, 73866008), (586, 36933004), (1172, 18466502), (2344, 9233251), (2609, 8295416), (3539, 6115496), (5218, 4147708), (7078, 3057748), (10436, 2073854), (14156, 1528874), (20872, 1036927), (28312, 764437)]