21160356

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:178

約数の個数: 96

約数和(自身を含む): 59270400

約数和(自身を除く): 38110044

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 53, 84, 97, 98, 106, 147, 159, 194, 196, 212, 291, 294, 318, 343, 371, 388, 582, 588, 636, 679, 686, 742, 1029, 1113, 1164, 1358, 1372, 1484, 2037, 2058, 2226, 2597, 2716, 4074, 4116, 4452, 4753, 5141, 5194, 7791, 8148, 9506, 10282, 10388, 14259, 15423, 15582, 18179, 19012, 20564, 28518, 30846, 31164, 33271, 35987, 36358, 54537, 57036, 61692, 66542, 71974, 72716, 99813, 107961, 109074, 133084, 143948, 199626, 215922, 218148, 251909, 399252, 431844, 503818, 755727, 1007636, 1511454, 1763363, 3022908, 3526726, 5290089, 7053452, 10580178, 21160356]

約数ペア:

[(1, 21160356), (2, 10580178), (3, 7053452), (4, 5290089), (6, 3526726), (7, 3022908), (12, 1763363), (14, 1511454), (21, 1007636), (28, 755727), (42, 503818), (49, 431844), (53, 399252), (84, 251909), (97, 218148), (98, 215922), (106, 199626), (147, 143948), (159, 133084), (194, 109074), (196, 107961), (212, 99813), (291, 72716), (294, 71974), (318, 66542), (343, 61692), (371, 57036), (388, 54537), (582, 36358), (588, 35987), (636, 33271), (679, 31164), (686, 30846), (742, 28518), (1029, 20564), (1113, 19012), (1164, 18179), (1358, 15582), (1372, 15423), (1484, 14259), (2037, 10388), (2058, 10282), (2226, 9506), (2597, 8148), (2716, 7791), (4074, 5194), (4116, 5141), (4452, 4753)]