21400729724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{25598959}}^1$

素因数の和:25598993

約数の個数: 24

約数和(自身を含む): 43006252800

約数和(自身を除く): 21605523076

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 25598959, 51197918, 102395836, 281588549, 486380221, 563177098, 972760442, 1126354196, 1945520884, 5350182431, 10700364862, 21400729724]

約数ペア:

[(1, 21400729724), (2, 10700364862), (4, 5350182431), (11, 1945520884), (19, 1126354196), (22, 972760442), (38, 563177098), (44, 486380221), (76, 281588549), (209, 102395836), (418, 51197918), (836, 25598959)]