21722796

素因数分解:

$2^2\times 3^3\times {\mathrm{197}}^1\times {\mathrm{1021}}^1$

素因数の和:1231

約数の個数: 48

約数和(自身を含む): 56659680

約数和(自身を除く): 34936884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 197, 394, 591, 788, 1021, 1182, 1773, 2042, 2364, 3063, 3546, 4084, 5319, 6126, 7092, 9189, 10638, 12252, 18378, 21276, 27567, 36756, 55134, 110268, 201137, 402274, 603411, 804548, 1206822, 1810233, 2413644, 3620466, 5430699, 7240932, 10861398, 21722796]

約数ペア:

[(1, 21722796), (2, 10861398), (3, 7240932), (4, 5430699), (6, 3620466), (9, 2413644), (12, 1810233), (18, 1206822), (27, 804548), (36, 603411), (54, 402274), (108, 201137), (197, 110268), (394, 55134), (591, 36756), (788, 27567), (1021, 21276), (1182, 18378), (1773, 12252), (2042, 10638), (2364, 9189), (3063, 7092), (3546, 6126), (4084, 5319)]