21102618

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{787}}^1$

素因数の和:942

約数の個数: 32

約数和(自身を含む): 43686720

約数和(自身を除く): 22584102

約数列:

[1, 2, 3, 6, 41, 82, 109, 123, 218, 246, 327, 654, 787, 1574, 2361, 4469, 4722, 8938, 13407, 26814, 32267, 64534, 85783, 96801, 171566, 193602, 257349, 514698, 3517103, 7034206, 10551309, 21102618]

約数ペア:

[(1, 21102618), (2, 10551309), (3, 7034206), (6, 3517103), (41, 514698), (82, 257349), (109, 193602), (123, 171566), (218, 96801), (246, 85783), (327, 64534), (654, 32267), (787, 26814), (1574, 13407), (2361, 8938), (4469, 4722)]