21375570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37501}}^1$

素因数の和:37530

約数の個数: 32

約数和(自身を含む): 54002880

約数和(自身を除く): 32627310

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 37501, 75002, 112503, 187505, 225006, 375010, 562515, 712519, 1125030, 1425038, 2137557, 3562595, 4275114, 7125190, 10687785, 21375570]

約数ペア:

[(1, 21375570), (2, 10687785), (3, 7125190), (5, 4275114), (6, 3562595), (10, 2137557), (15, 1425038), (19, 1125030), (30, 712519), (38, 562515), (57, 375010), (95, 225006), (114, 187505), (190, 112503), (285, 75002), (570, 37501)]