21645900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{8017}}^1$

素因数の和:8040

約数の個数: 72

約数和(自身を含む): 69596240

約数和(自身を除く): 47950340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 8017, 16034, 24051, 32068, 40085, 48102, 72153, 80170, 96204, 120255, 144306, 160340, 200425, 216459, 240510, 288612, 360765, 400850, 432918, 481020, 601275, 721530, 801700, 865836, 1082295, 1202550, 1443060, 1803825, 2164590, 2405100, 3607650, 4329180, 5411475, 7215300, 10822950, 21645900]

約数ペア:

[(1, 21645900), (2, 10822950), (3, 7215300), (4, 5411475), (5, 4329180), (6, 3607650), (9, 2405100), (10, 2164590), (12, 1803825), (15, 1443060), (18, 1202550), (20, 1082295), (25, 865836), (27, 801700), (30, 721530), (36, 601275), (45, 481020), (50, 432918), (54, 400850), (60, 360765), (75, 288612), (90, 240510), (100, 216459), (108, 200425), (135, 160340), (150, 144306), (180, 120255), (225, 96204), (270, 80170), (300, 72153), (450, 48102), (540, 40085), (675, 32068), (900, 24051), (1350, 16034), (2700, 8017)]