21671400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1901}}^1$

素因数の和:1939

約数の個数: 96

約数和(自身を含む): 70754400

約数和(自身を除く): 49083000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 25, 30, 38, 40, 50, 57, 60, 75, 76, 95, 100, 114, 120, 150, 152, 190, 200, 228, 285, 300, 380, 456, 475, 570, 600, 760, 950, 1140, 1425, 1900, 1901, 2280, 2850, 3800, 3802, 5700, 5703, 7604, 9505, 11400, 11406, 15208, 19010, 22812, 28515, 36119, 38020, 45624, 47525, 57030, 72238, 76040, 95050, 108357, 114060, 142575, 144476, 180595, 190100, 216714, 228120, 285150, 288952, 361190, 380200, 433428, 541785, 570300, 722380, 866856, 902975, 1083570, 1140600, 1444760, 1805950, 2167140, 2708925, 3611900, 4334280, 5417850, 7223800, 10835700, 21671400]

約数ペア:

[(1, 21671400), (2, 10835700), (3, 7223800), (4, 5417850), (5, 4334280), (6, 3611900), (8, 2708925), (10, 2167140), (12, 1805950), (15, 1444760), (19, 1140600), (20, 1083570), (24, 902975), (25, 866856), (30, 722380), (38, 570300), (40, 541785), (50, 433428), (57, 380200), (60, 361190), (75, 288952), (76, 285150), (95, 228120), (100, 216714), (114, 190100), (120, 180595), (150, 144476), (152, 142575), (190, 114060), (200, 108357), (228, 95050), (285, 76040), (300, 72238), (380, 57030), (456, 47525), (475, 45624), (570, 38020), (600, 36119), (760, 28515), (950, 22812), (1140, 19010), (1425, 15208), (1900, 11406), (1901, 11400), (2280, 9505), (2850, 7604), (3800, 5703), (3802, 5700)]