21006262

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1\times {\mathrm{577}}^1$

素因数の和:855

約数の個数: 16

約数和(自身を含む): 32044320

約数和(自身を除く): 11038058

約数列:

[1, 2, 109, 167, 218, 334, 577, 1154, 18203, 36406, 62893, 96359, 125786, 192718, 10503131, 21006262]

約数ペア:

[(1, 21006262), (2, 10503131), (109, 192718), (167, 125786), (218, 96359), (334, 62893), (577, 36406), (1154, 18203)]