21798360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{401}}^1$

素因数の和:569

約数の個数: 96

約数和(自身を含む): 71491680

約数和(自身を除く): 49693320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 151, 180, 302, 360, 401, 453, 604, 755, 802, 906, 1203, 1208, 1359, 1510, 1604, 1812, 2005, 2265, 2406, 2718, 3020, 3208, 3609, 3624, 4010, 4530, 4812, 5436, 6015, 6040, 6795, 7218, 8020, 9060, 9624, 10872, 12030, 13590, 14436, 16040, 18045, 18120, 24060, 27180, 28872, 36090, 48120, 54360, 60551, 72180, 121102, 144360, 181653, 242204, 302755, 363306, 484408, 544959, 605510, 726612, 908265, 1089918, 1211020, 1453224, 1816530, 2179836, 2422040, 2724795, 3633060, 4359672, 5449590, 7266120, 10899180, 21798360]

約数ペア:

[(1, 21798360), (2, 10899180), (3, 7266120), (4, 5449590), (5, 4359672), (6, 3633060), (8, 2724795), (9, 2422040), (10, 2179836), (12, 1816530), (15, 1453224), (18, 1211020), (20, 1089918), (24, 908265), (30, 726612), (36, 605510), (40, 544959), (45, 484408), (60, 363306), (72, 302755), (90, 242204), (120, 181653), (151, 144360), (180, 121102), (302, 72180), (360, 60551), (401, 54360), (453, 48120), (604, 36090), (755, 28872), (802, 27180), (906, 24060), (1203, 18120), (1208, 18045), (1359, 16040), (1510, 14436), (1604, 13590), (1812, 12030), (2005, 10872), (2265, 9624), (2406, 9060), (2718, 8020), (3020, 7218), (3208, 6795), (3609, 6040), (3624, 6015), (4010, 5436), (4530, 4812)]