21252088

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1429}}^1$

素因数の和:1472

約数の個数: 48

約数和(自身を含む): 47104200

約数和(自身を除く): 25852112

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 169, 286, 338, 572, 676, 1144, 1352, 1429, 1859, 2858, 3718, 5716, 7436, 11432, 14872, 15719, 18577, 31438, 37154, 62876, 74308, 125752, 148616, 204347, 241501, 408694, 483002, 817388, 966004, 1634776, 1932008, 2656511, 5313022, 10626044, 21252088]

約数ペア:

[(1, 21252088), (2, 10626044), (4, 5313022), (8, 2656511), (11, 1932008), (13, 1634776), (22, 966004), (26, 817388), (44, 483002), (52, 408694), (88, 241501), (104, 204347), (143, 148616), (169, 125752), (286, 74308), (338, 62876), (572, 37154), (676, 31438), (1144, 18577), (1352, 15719), (1429, 14872), (1859, 11432), (2858, 7436), (3718, 5716)]