21224868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{8713}}^1$

素因数の和:8756

約数の個数: 48

約数和(自身を含む): 58558080

約数和(自身を除く): 37333212

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 58, 84, 87, 116, 174, 203, 348, 406, 609, 812, 1218, 2436, 8713, 17426, 26139, 34852, 52278, 60991, 104556, 121982, 182973, 243964, 252677, 365946, 505354, 731892, 758031, 1010708, 1516062, 1768739, 3032124, 3537478, 5306217, 7074956, 10612434, 21224868]

約数ペア:

[(1, 21224868), (2, 10612434), (3, 7074956), (4, 5306217), (6, 3537478), (7, 3032124), (12, 1768739), (14, 1516062), (21, 1010708), (28, 758031), (29, 731892), (42, 505354), (58, 365946), (84, 252677), (87, 243964), (116, 182973), (174, 121982), (203, 104556), (348, 60991), (406, 52278), (609, 34852), (812, 26139), (1218, 17426), (2436, 8713)]