21419314

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{28867}}^1$

素因数の和:28929

約数の個数: 16

約数和(自身を含む): 37412928

約数和(自身を除く): 15993614

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 28867, 57734, 202069, 404138, 1529951, 3059902, 10709657, 21419314]

約数ペア:

[(1, 21419314), (2, 10709657), (7, 3059902), (14, 1529951), (53, 404138), (106, 202069), (371, 57734), (742, 28867)]