21719982

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{2917}}^1$

素因数の和:3012

約数の個数: 32

約数和(自身を含む): 46641312

約数和(自身を除く): 24921330

約数列:

[1, 2, 3, 6, 17, 34, 51, 73, 102, 146, 219, 438, 1241, 2482, 2917, 3723, 5834, 7446, 8751, 17502, 49589, 99178, 148767, 212941, 297534, 425882, 638823, 1277646, 3619997, 7239994, 10859991, 21719982]

約数ペア:

[(1, 21719982), (2, 10859991), (3, 7239994), (6, 3619997), (17, 1277646), (34, 638823), (51, 425882), (73, 297534), (102, 212941), (146, 148767), (219, 99178), (438, 49589), (1241, 17502), (2482, 8751), (2917, 7446), (3723, 5834)]