21616008

素因数分解:

$2^3\times 3^1\times {\mathrm{109}}^1\times {\mathrm{8263}}^1$

素因数の和:8381

約数の個数: 32

約数和(自身を含む): 54542400

約数和(自身を除く): 32926392

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 109, 218, 327, 436, 654, 872, 1308, 2616, 8263, 16526, 24789, 33052, 49578, 66104, 99156, 198312, 900667, 1801334, 2702001, 3602668, 5404002, 7205336, 10808004, 21616008]

約数ペア:

[(1, 21616008), (2, 10808004), (3, 7205336), (4, 5404002), (6, 3602668), (8, 2702001), (12, 1801334), (24, 900667), (109, 198312), (218, 99156), (327, 66104), (436, 49578), (654, 33052), (872, 24789), (1308, 16526), (2616, 8263)]