21994125

素因数分解:

$3^1\times 5^3\times {\mathrm{89}}^1\times {\mathrm{659}}^1$

素因数の和:766

約数の個数: 32

約数和(自身を含む): 37065600

約数和(自身を除く): 15071475

約数列:

[1, 3, 5, 15, 25, 75, 89, 125, 267, 375, 445, 659, 1335, 1977, 2225, 3295, 6675, 9885, 11125, 16475, 33375, 49425, 58651, 82375, 175953, 247125, 293255, 879765, 1466275, 4398825, 7331375, 21994125]

約数ペア:

[(1, 21994125), (3, 7331375), (5, 4398825), (15, 1466275), (25, 879765), (75, 293255), (89, 247125), (125, 175953), (267, 82375), (375, 58651), (445, 49425), (659, 33375), (1335, 16475), (1977, 11125), (2225, 9885), (3295, 6675)]