21413156554

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{409}}^1\times {\mathrm{2269}}^1$

素因数の和:2902

約数の個数: 32

約数和(自身を含む): 32835096000

約数和(自身を除く): 11421939446

約数列:

[1, 2, 83, 139, 166, 278, 409, 818, 2269, 4538, 11537, 23074, 33947, 56851, 67894, 113702, 188327, 315391, 376654, 630782, 928021, 1856042, 4718633, 9437266, 26177453, 52354906, 77025743, 128994919, 154051486, 257989838, 10706578277, 21413156554]

約数ペア:

[(1, 21413156554), (2, 10706578277), (83, 257989838), (139, 154051486), (166, 128994919), (278, 77025743), (409, 52354906), (818, 26177453), (2269, 9437266), (4538, 4718633), (11537, 1856042), (23074, 928021), (33947, 630782), (56851, 376654), (67894, 315391), (113702, 188327)]