21344730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{911}}^1$

素因数の和:1003

約数の個数: 64

約数和(自身を含む): 56733696

約数和(自身を除く): 35388966

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 71, 110, 142, 165, 213, 330, 355, 426, 710, 781, 911, 1065, 1562, 1822, 2130, 2343, 2733, 3905, 4555, 4686, 5466, 7810, 9110, 10021, 11715, 13665, 20042, 23430, 27330, 30063, 50105, 60126, 64681, 100210, 129362, 150315, 194043, 300630, 323405, 388086, 646810, 711491, 970215, 1422982, 1940430, 2134473, 3557455, 4268946, 7114910, 10672365, 21344730]

約数ペア:

[(1, 21344730), (2, 10672365), (3, 7114910), (5, 4268946), (6, 3557455), (10, 2134473), (11, 1940430), (15, 1422982), (22, 970215), (30, 711491), (33, 646810), (55, 388086), (66, 323405), (71, 300630), (110, 194043), (142, 150315), (165, 129362), (213, 100210), (330, 64681), (355, 60126), (426, 50105), (710, 30063), (781, 27330), (911, 23430), (1065, 20042), (1562, 13665), (1822, 11715), (2130, 10021), (2343, 9110), (2733, 7810), (3905, 5466), (4555, 4686)]