21197214

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{5689}}^1$

素因数の和:5726

約数の個数: 40

約数和(自身を含む): 49571280

約数和(自身を除く): 28374066

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 414, 621, 1242, 1863, 3726, 5689, 11378, 17067, 34134, 51201, 102402, 130847, 153603, 261694, 307206, 392541, 460809, 785082, 921618, 1177623, 2355246, 3532869, 7065738, 10598607, 21197214]

約数ペア:

[(1, 21197214), (2, 10598607), (3, 7065738), (6, 3532869), (9, 2355246), (18, 1177623), (23, 921618), (27, 785082), (46, 460809), (54, 392541), (69, 307206), (81, 261694), (138, 153603), (162, 130847), (207, 102402), (414, 51201), (621, 34134), (1242, 17067), (1863, 11378), (3726, 5689)]