21263718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{8581}}^1$

素因数の和:8652

約数の個数: 32

約数和(自身を含む): 49432320

約数和(自身を除く): 28168602

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 59, 118, 177, 354, 413, 826, 1239, 2478, 8581, 17162, 25743, 51486, 60067, 120134, 180201, 360402, 506279, 1012558, 1518837, 3037674, 3543953, 7087906, 10631859, 21263718]

約数ペア:

[(1, 21263718), (2, 10631859), (3, 7087906), (6, 3543953), (7, 3037674), (14, 1518837), (21, 1012558), (42, 506279), (59, 360402), (118, 180201), (177, 120134), (354, 60067), (413, 51486), (826, 25743), (1239, 17162), (2478, 8581)]