21428542

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{619}}^1\times {\mathrm{911}}^1$

素因数の和:1551

約数の個数: 16

約数和(自身を含む): 33926400

約数和(自身を除く): 12497858

約数列:

[1, 2, 19, 38, 619, 911, 1238, 1822, 11761, 17309, 23522, 34618, 563909, 1127818, 10714271, 21428542]

約数ペア:

[(1, 21428542), (2, 10714271), (19, 1127818), (38, 563909), (619, 34618), (911, 23522), (1238, 17309), (1822, 11761)]