21400157218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{123931}}^1$

素因数の和:124158

約数の個数: 32

約数和(自身を含む): 35977955328

約数和(自身を除く): 14577798110

約数列:

[1, 2, 11, 22, 47, 94, 167, 334, 517, 1034, 1837, 3674, 7849, 15698, 86339, 123931, 172678, 247862, 1363241, 2726482, 5824757, 11649514, 20696477, 41392954, 64072327, 128144654, 227661247, 455322494, 972734419, 1945468838, 10700078609, 21400157218]

約数ペア:

[(1, 21400157218), (2, 10700078609), (11, 1945468838), (22, 972734419), (47, 455322494), (94, 227661247), (167, 128144654), (334, 64072327), (517, 41392954), (1034, 20696477), (1837, 11649514), (3674, 5824757), (7849, 2726482), (15698, 1363241), (86339, 247862), (123931, 172678)]