21580273

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{659}}^1$

素因数の和:912

約数の個数: 16

約数和(自身を含む): 25502400

約数和(自身を除く): 3922127

約数列:

[1, 11, 13, 143, 229, 659, 2519, 2977, 7249, 8567, 32747, 94237, 150911, 1660021, 1961843, 21580273]

約数ペア:

[(1, 21580273), (11, 1961843), (13, 1660021), (143, 150911), (229, 94237), (659, 32747), (2519, 8567), (2977, 7249)]