21774844

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{367}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 47315968

約数和(自身を除く): 25541124

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 163, 182, 326, 364, 367, 652, 734, 1141, 1468, 2119, 2282, 2569, 4238, 4564, 4771, 5138, 8476, 9542, 10276, 14833, 19084, 29666, 33397, 59332, 59821, 66794, 119642, 133588, 239284, 418747, 777673, 837494, 1555346, 1674988, 3110692, 5443711, 10887422, 21774844]

約数ペア:

[(1, 21774844), (2, 10887422), (4, 5443711), (7, 3110692), (13, 1674988), (14, 1555346), (26, 837494), (28, 777673), (52, 418747), (91, 239284), (163, 133588), (182, 119642), (326, 66794), (364, 59821), (367, 59332), (652, 33397), (734, 29666), (1141, 19084), (1468, 14833), (2119, 10276), (2282, 9542), (2569, 8476), (4238, 5138), (4564, 4771)]