21360900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{6473}}^1$

素因数の和:6501

約数の個数: 72

約数和(自身を含む): 67433184

約数和(自身を除く): 46072284

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 100, 110, 132, 150, 165, 220, 275, 300, 330, 550, 660, 825, 1100, 1650, 3300, 6473, 12946, 19419, 25892, 32365, 38838, 64730, 71203, 77676, 97095, 129460, 142406, 161825, 194190, 213609, 284812, 323650, 356015, 388380, 427218, 485475, 647300, 712030, 854436, 970950, 1068045, 1424060, 1780075, 1941900, 2136090, 3560150, 4272180, 5340225, 7120300, 10680450, 21360900]

約数ペア:

[(1, 21360900), (2, 10680450), (3, 7120300), (4, 5340225), (5, 4272180), (6, 3560150), (10, 2136090), (11, 1941900), (12, 1780075), (15, 1424060), (20, 1068045), (22, 970950), (25, 854436), (30, 712030), (33, 647300), (44, 485475), (50, 427218), (55, 388380), (60, 356015), (66, 323650), (75, 284812), (100, 213609), (110, 194190), (132, 161825), (150, 142406), (165, 129460), (220, 97095), (275, 77676), (300, 71203), (330, 64730), (550, 38838), (660, 32365), (825, 25892), (1100, 19419), (1650, 12946), (3300, 6473)]