21931365794

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{659}}^1\times {\mathrm{9343}}^1$

素因数の和:10154

約数の個数: 32

約数和(自身を含む): 35744163840

約数和(自身を除く): 13812798046

約数列:

[1, 2, 13, 26, 137, 274, 659, 1318, 1781, 3562, 8567, 9343, 17134, 18686, 90283, 121459, 180566, 242918, 1173679, 1279991, 2347358, 2559982, 6157037, 12314074, 16639883, 33279766, 80041481, 160082962, 843514069, 1687028138, 10965682897, 21931365794]

約数ペア:

[(1, 21931365794), (2, 10965682897), (13, 1687028138), (26, 843514069), (137, 160082962), (274, 80041481), (659, 33279766), (1318, 16639883), (1781, 12314074), (3562, 6157037), (8567, 2559982), (9343, 2347358), (17134, 1279991), (18686, 1173679), (90283, 242918), (121459, 180566)]