21169722

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{7523}}^1$

素因数の和:7602

約数の個数: 32

約数和(自身を含む): 49116672

約数和(自身を除く): 27946950

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 201, 402, 469, 938, 1407, 2814, 7523, 15046, 22569, 45138, 52661, 105322, 157983, 315966, 504041, 1008082, 1512123, 3024246, 3528287, 7056574, 10584861, 21169722]

約数ペア:

[(1, 21169722), (2, 10584861), (3, 7056574), (6, 3528287), (7, 3024246), (14, 1512123), (21, 1008082), (42, 504041), (67, 315966), (134, 157983), (201, 105322), (402, 52661), (469, 45138), (938, 22569), (1407, 15046), (2814, 7523)]