21118050

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{15643}}^1$

素因数の和:15664

約数の個数: 48

約数和(自身を含む): 58195680

約数和(自身を除く): 37077630

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 135, 150, 225, 270, 450, 675, 1350, 15643, 31286, 46929, 78215, 93858, 140787, 156430, 234645, 281574, 391075, 422361, 469290, 703935, 782150, 844722, 1173225, 1407870, 2111805, 2346450, 3519675, 4223610, 7039350, 10559025, 21118050]

約数ペア:

[(1, 21118050), (2, 10559025), (3, 7039350), (5, 4223610), (6, 3519675), (9, 2346450), (10, 2111805), (15, 1407870), (18, 1173225), (25, 844722), (27, 782150), (30, 703935), (45, 469290), (50, 422361), (54, 391075), (75, 281574), (90, 234645), (135, 156430), (150, 140787), (225, 93858), (270, 78215), (450, 46929), (675, 31286), (1350, 15643)]