21484822

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{1291}}^1$

素因数の和:1503

約数の個数: 16

約数和(自身を含む): 33070032

約数和(自身を除く): 11585210

約数列:

[1, 2, 53, 106, 157, 314, 1291, 2582, 8321, 16642, 68423, 136846, 202687, 405374, 10742411, 21484822]

約数ペア:

[(1, 21484822), (2, 10742411), (53, 405374), (106, 202687), (157, 136846), (314, 68423), (1291, 16642), (2582, 8321)]