21167357850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{338407}}^1$

素因数の和:338564

約数の個数: 72

約数和(自身を含む): 57278938080

約数和(自身を除く): 36111580230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 139, 150, 225, 278, 417, 450, 695, 834, 1251, 1390, 2085, 2502, 3475, 4170, 6255, 6950, 10425, 12510, 20850, 31275, 62550, 338407, 676814, 1015221, 1692035, 2030442, 3045663, 3384070, 5076105, 6091326, 8460175, 10152210, 15228315, 16920350, 25380525, 30456630, 47038573, 50761050, 76141575, 94077146, 141115719, 152283150, 235192865, 282231438, 423347157, 470385730, 705578595, 846694314, 1175964325, 1411157190, 2116735785, 2351928650, 3527892975, 4233471570, 7055785950, 10583678925, 21167357850]

約数ペア:

[(1, 21167357850), (2, 10583678925), (3, 7055785950), (5, 4233471570), (6, 3527892975), (9, 2351928650), (10, 2116735785), (15, 1411157190), (18, 1175964325), (25, 846694314), (30, 705578595), (45, 470385730), (50, 423347157), (75, 282231438), (90, 235192865), (139, 152283150), (150, 141115719), (225, 94077146), (278, 76141575), (417, 50761050), (450, 47038573), (695, 30456630), (834, 25380525), (1251, 16920350), (1390, 15228315), (2085, 10152210), (2502, 8460175), (3475, 6091326), (4170, 5076105), (6255, 3384070), (6950, 3045663), (10425, 2030442), (12510, 1692035), (20850, 1015221), (31275, 676814), (62550, 338407)]