21560850

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{15971}}^1$

素因数の和:15992

約数の個数: 48

約数和(自身を含む): 59415840

約数和(自身を除く): 37854990

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 135, 150, 225, 270, 450, 675, 1350, 15971, 31942, 47913, 79855, 95826, 143739, 159710, 239565, 287478, 399275, 431217, 479130, 718695, 798550, 862434, 1197825, 1437390, 2156085, 2395650, 3593475, 4312170, 7186950, 10780425, 21560850]

約数ペア:

[(1, 21560850), (2, 10780425), (3, 7186950), (5, 4312170), (6, 3593475), (9, 2395650), (10, 2156085), (15, 1437390), (18, 1197825), (25, 862434), (27, 798550), (30, 718695), (45, 479130), (50, 431217), (54, 399275), (75, 287478), (90, 239565), (135, 159710), (150, 143739), (225, 95826), (270, 79855), (450, 47913), (675, 31942), (1350, 15971)]