21430926

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{331}}^1$

素因数の和:462

約数の個数: 64

約数和(自身を含む): 52588800

約数和(自身を除く): 31157874

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 109, 198, 218, 297, 327, 331, 594, 654, 662, 981, 993, 1199, 1962, 1986, 2398, 2943, 2979, 3597, 3641, 5886, 5958, 7194, 7282, 8937, 10791, 10923, 17874, 21582, 21846, 32373, 32769, 36079, 64746, 65538, 72158, 98307, 108237, 196614, 216474, 324711, 396869, 649422, 793738, 974133, 1190607, 1948266, 2381214, 3571821, 7143642, 10715463, 21430926]

約数ペア:

[(1, 21430926), (2, 10715463), (3, 7143642), (6, 3571821), (9, 2381214), (11, 1948266), (18, 1190607), (22, 974133), (27, 793738), (33, 649422), (54, 396869), (66, 324711), (99, 216474), (109, 196614), (198, 108237), (218, 98307), (297, 72158), (327, 65538), (331, 64746), (594, 36079), (654, 32769), (662, 32373), (981, 21846), (993, 21582), (1199, 17874), (1962, 10923), (1986, 10791), (2398, 8937), (2943, 7282), (2979, 7194), (3597, 5958), (3641, 5886)]