21737913

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{5701}}^1$

素因数の和:5776

約数の個数: 16

約数和(自身を含む): 30653952

約数和(自身を除く): 8916039

約数列:

[1, 3, 31, 41, 93, 123, 1271, 3813, 5701, 17103, 176731, 233741, 530193, 701223, 7245971, 21737913]

約数ペア:

[(1, 21737913), (3, 7245971), (31, 701223), (41, 530193), (93, 233741), (123, 176731), (1271, 17103), (3813, 5701)]