21238021920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{1873}}^1\times {\mathrm{23623}}^1$

素因数の和:25514

約数の個数: 96

約数和(自身を含む): 66938320512

約数和(自身を除く): 45700298592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 1873, 3746, 5619, 7492, 9365, 11238, 14984, 18730, 22476, 23623, 28095, 29968, 37460, 44952, 47246, 56190, 59936, 70869, 74920, 89904, 94492, 112380, 118115, 141738, 149840, 179808, 188984, 224760, 236230, 283476, 299680, 354345, 377968, 449520, 472460, 566952, 708690, 755936, 899040, 944920, 1133904, 1417380, 1889840, 2267808, 2834760, 3779680, 5669520, 11339040, 44245879, 88491758, 132737637, 176983516, 221229395, 265475274, 353967032, 442458790, 530950548, 663688185, 707934064, 884917580, 1061901096, 1327376370, 1415868128, 1769835160, 2123802192, 2654752740, 3539670320, 4247604384, 5309505480, 7079340640, 10619010960, 21238021920]

約数ペア:

[(1, 21238021920), (2, 10619010960), (3, 7079340640), (4, 5309505480), (5, 4247604384), (6, 3539670320), (8, 2654752740), (10, 2123802192), (12, 1769835160), (15, 1415868128), (16, 1327376370), (20, 1061901096), (24, 884917580), (30, 707934064), (32, 663688185), (40, 530950548), (48, 442458790), (60, 353967032), (80, 265475274), (96, 221229395), (120, 176983516), (160, 132737637), (240, 88491758), (480, 44245879), (1873, 11339040), (3746, 5669520), (5619, 3779680), (7492, 2834760), (9365, 2267808), (11238, 1889840), (14984, 1417380), (18730, 1133904), (22476, 944920), (23623, 899040), (28095, 755936), (29968, 708690), (37460, 566952), (44952, 472460), (47246, 449520), (56190, 377968), (59936, 354345), (70869, 299680), (74920, 283476), (89904, 236230), (94492, 224760), (112380, 188984), (118115, 179808), (141738, 149840)]