21454740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{593}}^1$

素因数の和:678

約数の個数: 96

約数和(自身を含む): 67858560

約数和(自身を除く): 46403820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 67, 90, 108, 134, 135, 180, 201, 268, 270, 335, 402, 540, 593, 603, 670, 804, 1005, 1186, 1206, 1340, 1779, 1809, 2010, 2372, 2412, 2965, 3015, 3558, 3618, 4020, 5337, 5930, 6030, 7116, 7236, 8895, 9045, 10674, 11860, 12060, 16011, 17790, 18090, 21348, 26685, 32022, 35580, 36180, 39731, 53370, 64044, 79462, 80055, 106740, 119193, 158924, 160110, 198655, 238386, 320220, 357579, 397310, 476772, 595965, 715158, 794620, 1072737, 1191930, 1430316, 1787895, 2145474, 2383860, 3575790, 4290948, 5363685, 7151580, 10727370, 21454740]

約数ペア:

[(1, 21454740), (2, 10727370), (3, 7151580), (4, 5363685), (5, 4290948), (6, 3575790), (9, 2383860), (10, 2145474), (12, 1787895), (15, 1430316), (18, 1191930), (20, 1072737), (27, 794620), (30, 715158), (36, 595965), (45, 476772), (54, 397310), (60, 357579), (67, 320220), (90, 238386), (108, 198655), (134, 160110), (135, 158924), (180, 119193), (201, 106740), (268, 80055), (270, 79462), (335, 64044), (402, 53370), (540, 39731), (593, 36180), (603, 35580), (670, 32022), (804, 26685), (1005, 21348), (1186, 18090), (1206, 17790), (1340, 16011), (1779, 12060), (1809, 11860), (2010, 10674), (2372, 9045), (2412, 8895), (2965, 7236), (3015, 7116), (3558, 6030), (3618, 5930), (4020, 5337)]