21273832

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{113}}^1\times {\mathrm{233}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 40814280

約数和(自身を除く): 19540448

約数列:

[1, 2, 4, 8, 101, 113, 202, 226, 233, 404, 452, 466, 808, 904, 932, 1864, 11413, 22826, 23533, 26329, 45652, 47066, 52658, 91304, 94132, 105316, 188264, 210632, 2659229, 5318458, 10636916, 21273832]

約数ペア:

[(1, 21273832), (2, 10636916), (4, 5318458), (8, 2659229), (101, 210632), (113, 188264), (202, 105316), (226, 94132), (233, 91304), (404, 52658), (452, 47066), (466, 45652), (808, 26329), (904, 23533), (932, 22826), (1864, 11413)]