21916692

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2999}}^1$

素因数の和:3045

約数の個数: 72

約数和(自身を含む): 65520000

約数和(自身を除く): 43603308

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 261, 348, 406, 522, 609, 812, 1044, 1218, 1827, 2436, 2999, 3654, 5998, 7308, 8997, 11996, 17994, 20993, 26991, 35988, 41986, 53982, 62979, 83972, 86971, 107964, 125958, 173942, 188937, 251916, 260913, 347884, 377874, 521826, 608797, 755748, 782739, 1043652, 1217594, 1565478, 1826391, 2435188, 3130956, 3652782, 5479173, 7305564, 10958346, 21916692]

約数ペア:

[(1, 21916692), (2, 10958346), (3, 7305564), (4, 5479173), (6, 3652782), (7, 3130956), (9, 2435188), (12, 1826391), (14, 1565478), (18, 1217594), (21, 1043652), (28, 782739), (29, 755748), (36, 608797), (42, 521826), (58, 377874), (63, 347884), (84, 260913), (87, 251916), (116, 188937), (126, 173942), (174, 125958), (203, 107964), (252, 86971), (261, 83972), (348, 62979), (406, 53982), (522, 41986), (609, 35988), (812, 26991), (1044, 20993), (1218, 17994), (1827, 11996), (2436, 8997), (2999, 7308), (3654, 5998)]