21084750

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{9371}}^1$

素因数の和:9394

約数の個数: 48

約数和(自身を含む): 57019248

約数和(自身を除く): 35934498

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 250, 375, 450, 750, 1125, 2250, 9371, 18742, 28113, 46855, 56226, 84339, 93710, 140565, 168678, 234275, 281130, 421695, 468550, 702825, 843390, 1171375, 1405650, 2108475, 2342750, 3514125, 4216950, 7028250, 10542375, 21084750]

約数ペア:

[(1, 21084750), (2, 10542375), (3, 7028250), (5, 4216950), (6, 3514125), (9, 2342750), (10, 2108475), (15, 1405650), (18, 1171375), (25, 843390), (30, 702825), (45, 468550), (50, 421695), (75, 281130), (90, 234275), (125, 168678), (150, 140565), (225, 93710), (250, 84339), (375, 56226), (450, 46855), (750, 28113), (1125, 18742), (2250, 9371)]