21420804977

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1187}}^1\times {\mathrm{1301}}^1$

素因数の和:2609

約数の個数: 32

約数和(自身を含む): 25466120064

約数和(自身を除く): 4045315087

約数列:

[1, 11, 13, 97, 143, 1067, 1187, 1261, 1301, 13057, 13871, 14311, 15431, 16913, 115139, 126197, 169741, 186043, 1266529, 1388167, 1496807, 1544287, 1640561, 16464877, 16987157, 18046171, 20075731, 149795839, 220833041, 1647754229, 1947345907, 21420804977]

約数ペア:

[(1, 21420804977), (11, 1947345907), (13, 1647754229), (97, 220833041), (143, 149795839), (1067, 20075731), (1187, 18046171), (1261, 16987157), (1301, 16464877), (13057, 1640561), (13871, 1544287), (14311, 1496807), (15431, 1388167), (16913, 1266529), (115139, 186043), (126197, 169741)]