21366198

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1123}}^1$

素因数の和:1289

約数の個数: 48

約数和(自身を含む): 53304576

約数和(自身を除く): 31938378

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 151, 302, 453, 906, 1057, 1123, 1359, 2114, 2246, 2718, 3171, 3369, 6342, 6738, 7861, 9513, 10107, 15722, 19026, 20214, 23583, 47166, 70749, 141498, 169573, 339146, 508719, 1017438, 1187011, 1526157, 2374022, 3052314, 3561033, 7122066, 10683099, 21366198]

約数ペア:

[(1, 21366198), (2, 10683099), (3, 7122066), (6, 3561033), (7, 3052314), (9, 2374022), (14, 1526157), (18, 1187011), (21, 1017438), (42, 508719), (63, 339146), (126, 169573), (151, 141498), (302, 70749), (453, 47166), (906, 23583), (1057, 20214), (1123, 19026), (1359, 15722), (2114, 10107), (2246, 9513), (2718, 7861), (3171, 6738), (3369, 6342)]