21949494

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{7159}}^1$

素因数の和:7244

約数の個数: 32

約数和(自身を含む): 50864640

約数和(自身を除く): 28915146

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 146, 219, 438, 511, 1022, 1533, 3066, 7159, 14318, 21477, 42954, 50113, 100226, 150339, 300678, 522607, 1045214, 1567821, 3135642, 3658249, 7316498, 10974747, 21949494]

約数ペア:

[(1, 21949494), (2, 10974747), (3, 7316498), (6, 3658249), (7, 3135642), (14, 1567821), (21, 1045214), (42, 522607), (73, 300678), (146, 150339), (219, 100226), (438, 50113), (511, 42954), (1022, 21477), (1533, 14318), (3066, 7159)]