21483375

素因数分解:

$3^1\times 5^3\times {\mathrm{59}}^1\times {\mathrm{971}}^1$

素因数の和:1048

約数の個数: 32

約数和(自身を含む): 36391680

約数和(自身を除く): 14908305

約数列:

[1, 3, 5, 15, 25, 59, 75, 125, 177, 295, 375, 885, 971, 1475, 2913, 4425, 4855, 7375, 14565, 22125, 24275, 57289, 72825, 121375, 171867, 286445, 364125, 859335, 1432225, 4296675, 7161125, 21483375]

約数ペア:

[(1, 21483375), (3, 7161125), (5, 4296675), (15, 1432225), (25, 859335), (59, 364125), (75, 286445), (125, 171867), (177, 121375), (295, 72825), (375, 57289), (885, 24275), (971, 22125), (1475, 14565), (2913, 7375), (4425, 4855)]