21824478

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:311

約数の個数: 80

約数和(自身を含む): 54113136

約数和(自身を除く): 32288658

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 43, 54, 78, 81, 86, 117, 129, 162, 234, 241, 258, 351, 387, 482, 559, 702, 723, 774, 1053, 1118, 1161, 1446, 1677, 2106, 2169, 2322, 3133, 3354, 3483, 4338, 5031, 6266, 6507, 6966, 9399, 10062, 10363, 13014, 15093, 18798, 19521, 20726, 28197, 30186, 31089, 39042, 45279, 56394, 62178, 84591, 90558, 93267, 134719, 169182, 186534, 253773, 269438, 279801, 404157, 507546, 559602, 808314, 839403, 1212471, 1678806, 2424942, 3637413, 7274826, 10912239, 21824478]

約数ペア:

[(1, 21824478), (2, 10912239), (3, 7274826), (6, 3637413), (9, 2424942), (13, 1678806), (18, 1212471), (26, 839403), (27, 808314), (39, 559602), (43, 507546), (54, 404157), (78, 279801), (81, 269438), (86, 253773), (117, 186534), (129, 169182), (162, 134719), (234, 93267), (241, 90558), (258, 84591), (351, 62178), (387, 56394), (482, 45279), (559, 39042), (702, 31089), (723, 30186), (774, 28197), (1053, 20726), (1118, 19521), (1161, 18798), (1446, 15093), (1677, 13014), (2106, 10363), (2169, 10062), (2322, 9399), (3133, 6966), (3354, 6507), (3483, 6266), (4338, 5031)]