21073367160

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19512377}}^1$

素因数の和:19512397

約数の個数: 64

約数和(自身を含む): 70244560800

約数和(自身を除く): 49171193640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 19512377, 39024754, 58537131, 78049508, 97561885, 117074262, 156099016, 175611393, 195123770, 234148524, 292685655, 351222786, 390247540, 468297048, 526834179, 585371310, 702445572, 780495080, 878056965, 1053668358, 1170742620, 1404891144, 1756113930, 2107336716, 2341485240, 2634170895, 3512227860, 4214673432, 5268341790, 7024455720, 10536683580, 21073367160]

約数ペア:

[(1, 21073367160), (2, 10536683580), (3, 7024455720), (4, 5268341790), (5, 4214673432), (6, 3512227860), (8, 2634170895), (9, 2341485240), (10, 2107336716), (12, 1756113930), (15, 1404891144), (18, 1170742620), (20, 1053668358), (24, 878056965), (27, 780495080), (30, 702445572), (36, 585371310), (40, 526834179), (45, 468297048), (54, 390247540), (60, 351222786), (72, 292685655), (90, 234148524), (108, 195123770), (120, 175611393), (135, 156099016), (180, 117074262), (216, 97561885), (270, 78049508), (360, 58537131), (540, 39024754), (1080, 19512377)]