21873222

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2591}}^1$

素因数の和:2673

約数の個数: 48

約数和(自身を含む): 54991872

約数和(自身を除く): 33118650

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 67, 126, 134, 201, 402, 469, 603, 938, 1206, 1407, 2591, 2814, 4221, 5182, 7773, 8442, 15546, 18137, 23319, 36274, 46638, 54411, 108822, 163233, 173597, 326466, 347194, 520791, 1041582, 1215179, 1562373, 2430358, 3124746, 3645537, 7291074, 10936611, 21873222]

約数ペア:

[(1, 21873222), (2, 10936611), (3, 7291074), (6, 3645537), (7, 3124746), (9, 2430358), (14, 1562373), (18, 1215179), (21, 1041582), (42, 520791), (63, 347194), (67, 326466), (126, 173597), (134, 163233), (201, 108822), (402, 54411), (469, 46638), (603, 36274), (938, 23319), (1206, 18137), (1407, 15546), (2591, 8442), (2814, 7773), (4221, 5182)]