21591822

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{7673}}^1$

素因数の和:7752

約数の個数: 32

約数和(自身を含む): 50095872

約数和(自身を除く): 28504050

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 201, 402, 469, 938, 1407, 2814, 7673, 15346, 23019, 46038, 53711, 107422, 161133, 322266, 514091, 1028182, 1542273, 3084546, 3598637, 7197274, 10795911, 21591822]

約数ペア:

[(1, 21591822), (2, 10795911), (3, 7197274), (6, 3598637), (7, 3084546), (14, 1542273), (21, 1028182), (42, 514091), (67, 322266), (134, 161133), (201, 107422), (402, 53711), (469, 46038), (938, 23019), (1407, 15346), (2814, 7673)]