21070260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{39019}}^1$

素因数の和:39037

約数の個数: 48

約数和(自身を含む): 65553600

約数和(自身を除く): 44483340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 39019, 78038, 117057, 156076, 195095, 234114, 351171, 390190, 468228, 585285, 702342, 780380, 1053513, 1170570, 1404684, 1755855, 2107026, 2341140, 3511710, 4214052, 5267565, 7023420, 10535130, 21070260]

約数ペア:

[(1, 21070260), (2, 10535130), (3, 7023420), (4, 5267565), (5, 4214052), (6, 3511710), (9, 2341140), (10, 2107026), (12, 1755855), (15, 1404684), (18, 1170570), (20, 1053513), (27, 780380), (30, 702342), (36, 585285), (45, 468228), (54, 390190), (60, 351171), (90, 234114), (108, 195095), (135, 156076), (180, 117057), (270, 78038), (540, 39019)]