21297101976

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{15568057}}^1$

素因数の和:15568088

約数の個数: 48

約数和(自身を含む): 60715426200

約数和(自身を除く): 39418324224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 15568057, 31136114, 46704171, 62272228, 93408342, 124544456, 140112513, 186816684, 280225026, 295793083, 373633368, 560450052, 591586166, 887379249, 1120900104, 1183172332, 1774758498, 2366344664, 2662137747, 3549516996, 5324275494, 7099033992, 10648550988, 21297101976]

約数ペア:

[(1, 21297101976), (2, 10648550988), (3, 7099033992), (4, 5324275494), (6, 3549516996), (8, 2662137747), (9, 2366344664), (12, 1774758498), (18, 1183172332), (19, 1120900104), (24, 887379249), (36, 591586166), (38, 560450052), (57, 373633368), (72, 295793083), (76, 280225026), (114, 186816684), (152, 140112513), (171, 124544456), (228, 93408342), (342, 62272228), (456, 46704171), (684, 31136114), (1368, 15568057)]