21550871478

素因数分解:

$2^1\times 3^1\times {\mathrm{120721}}^1\times {\mathrm{29753}}^1$

素因数の和:150479

約数の個数: 16

約数和(自身を含む): 43103548656

約数和(自身を除く): 21552677178

約数列:

[1, 2, 3, 6, 29753, 59506, 89259, 120721, 178518, 241442, 362163, 724326, 3591811913, 7183623826, 10775435739, 21550871478]

約数ペア:

[(1, 21550871478), (2, 10775435739), (3, 7183623826), (6, 3591811913), (29753, 724326), (59506, 362163), (89259, 241442), (120721, 178518)]