21167249478

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{356387}}^1$

素因数の和:356932

約数の個数: 32

約数和(自身を含む): 44648288640

約数和(自身を除く): 23481039162

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 521, 1042, 1563, 3126, 9899, 19798, 29697, 59394, 356387, 712774, 1069161, 2138322, 6771353, 13542706, 20314059, 40628118, 185677627, 371355254, 557032881, 1114065762, 3527874913, 7055749826, 10583624739, 21167249478]

約数ペア:

[(1, 21167249478), (2, 10583624739), (3, 7055749826), (6, 3527874913), (19, 1114065762), (38, 557032881), (57, 371355254), (114, 185677627), (521, 40628118), (1042, 20314059), (1563, 13542706), (3126, 6771353), (9899, 2138322), (19798, 1069161), (29697, 712774), (59394, 356387)]