21824175

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{17117}}^1$

素因数の和:17147

約数の個数: 24

約数和(自身を含む): 38207376

約数和(自身を除く): 16383201

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 17117, 51351, 85585, 256755, 290989, 427925, 872967, 1283775, 1454945, 4364835, 7274725, 21824175]

約数ペア:

[(1, 21824175), (3, 7274725), (5, 4364835), (15, 1454945), (17, 1283775), (25, 872967), (51, 427925), (75, 290989), (85, 256755), (255, 85585), (425, 51351), (1275, 17117)]