21760170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{42667}}^1$

素因数の和:42694

約数の個数: 32

約数和(自身を含む): 55297728

約数和(自身を除く): 33537558

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 42667, 85334, 128001, 213335, 256002, 426670, 640005, 725339, 1280010, 1450678, 2176017, 3626695, 4352034, 7253390, 10880085, 21760170]

約数ペア:

[(1, 21760170), (2, 10880085), (3, 7253390), (5, 4352034), (6, 3626695), (10, 2176017), (15, 1450678), (17, 1280010), (30, 725339), (34, 640005), (51, 426670), (85, 256002), (102, 213335), (170, 128001), (255, 85334), (510, 42667)]