21269118

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{743}}^1$

素因数の和:1128

約数の個数: 32

約数和(自身を含む): 45997056

約数和(自身を除く): 24727938

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 367, 734, 743, 1101, 1486, 2202, 2229, 4458, 4771, 9542, 9659, 14313, 19318, 28626, 28977, 57954, 272681, 545362, 818043, 1636086, 3544853, 7089706, 10634559, 21269118]

約数ペア:

[(1, 21269118), (2, 10634559), (3, 7089706), (6, 3544853), (13, 1636086), (26, 818043), (39, 545362), (78, 272681), (367, 57954), (734, 28977), (743, 28626), (1101, 19318), (1486, 14313), (2202, 9659), (2229, 9542), (4458, 4771)]