21434868

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{727}}^1$

素因数の和:763

約数の個数: 120

約数和(自身を含む): 69060992

約数和(自身を除く): 47626124

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 81, 84, 91, 108, 117, 126, 156, 162, 182, 189, 234, 252, 273, 324, 351, 364, 378, 468, 546, 567, 702, 727, 756, 819, 1053, 1092, 1134, 1404, 1454, 1638, 2106, 2181, 2268, 2457, 2908, 3276, 4212, 4362, 4914, 5089, 6543, 7371, 8724, 9451, 9828, 10178, 13086, 14742, 15267, 18902, 19629, 20356, 26172, 28353, 29484, 30534, 37804, 39258, 45801, 56706, 58887, 61068, 66157, 78516, 85059, 91602, 113412, 117774, 132314, 137403, 170118, 183204, 198471, 235548, 255177, 264628, 274806, 340236, 396942, 412209, 510354, 549612, 595413, 765531, 793884, 824418, 1020708, 1190826, 1531062, 1648836, 1786239, 2381652, 3062124, 3572478, 5358717, 7144956, 10717434, 21434868]

約数ペア:

[(1, 21434868), (2, 10717434), (3, 7144956), (4, 5358717), (6, 3572478), (7, 3062124), (9, 2381652), (12, 1786239), (13, 1648836), (14, 1531062), (18, 1190826), (21, 1020708), (26, 824418), (27, 793884), (28, 765531), (36, 595413), (39, 549612), (42, 510354), (52, 412209), (54, 396942), (63, 340236), (78, 274806), (81, 264628), (84, 255177), (91, 235548), (108, 198471), (117, 183204), (126, 170118), (156, 137403), (162, 132314), (182, 117774), (189, 113412), (234, 91602), (252, 85059), (273, 78516), (324, 66157), (351, 61068), (364, 58887), (378, 56706), (468, 45801), (546, 39258), (567, 37804), (702, 30534), (727, 29484), (756, 28353), (819, 26172), (1053, 20356), (1092, 19629), (1134, 18902), (1404, 15267), (1454, 14742), (1638, 13086), (2106, 10178), (2181, 9828), (2268, 9451), (2457, 8724), (2908, 7371), (3276, 6543), (4212, 5089), (4362, 4914)]