21004082

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{461}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 36590400

約数和(自身を除く): 15586318

約数列:

[1, 2, 11, 19, 22, 38, 109, 209, 218, 418, 461, 922, 1199, 2071, 2398, 4142, 5071, 8759, 10142, 17518, 22781, 45562, 50249, 96349, 100498, 192698, 552739, 954731, 1105478, 1909462, 10502041, 21004082]

約数ペア:

[(1, 21004082), (2, 10502041), (11, 1909462), (19, 1105478), (22, 954731), (38, 552739), (109, 192698), (209, 100498), (218, 96349), (418, 50249), (461, 45562), (922, 22781), (1199, 17518), (2071, 10142), (2398, 8759), (4142, 5071)]