21822538

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{8951}}^1$

素因数の和:9029

約数の個数: 16

約数和(自身を含む): 34805376

約数和(自身を除く): 12982838

約数列:

[1, 2, 23, 46, 53, 106, 1219, 2438, 8951, 17902, 205873, 411746, 474403, 948806, 10911269, 21822538]

約数ペア:

[(1, 21822538), (2, 10911269), (23, 948806), (46, 474403), (53, 411746), (106, 205873), (1219, 17902), (2438, 8951)]