21028486

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{6823}}^1$

素因数の和:6915

約数の個数: 16

約数和(自身を含む): 33410304

約数和(自身を除く): 12381818

約数列:

[1, 2, 23, 46, 67, 134, 1541, 3082, 6823, 13646, 156929, 313858, 457141, 914282, 10514243, 21028486]

約数ペア:

[(1, 21028486), (2, 10514243), (23, 914282), (46, 457141), (67, 313858), (134, 156929), (1541, 13646), (3082, 6823)]