21372450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{12953}}^1$

素因数の和:12979

約数の個数: 48

約数和(自身を含む): 57826656

約数和(自身を除く): 36454206

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 150, 165, 275, 330, 550, 825, 1650, 12953, 25906, 38859, 64765, 77718, 129530, 142483, 194295, 284966, 323825, 388590, 427449, 647650, 712415, 854898, 971475, 1424830, 1942950, 2137245, 3562075, 4274490, 7124150, 10686225, 21372450]

約数ペア:

[(1, 21372450), (2, 10686225), (3, 7124150), (5, 4274490), (6, 3562075), (10, 2137245), (11, 1942950), (15, 1424830), (22, 971475), (25, 854898), (30, 712415), (33, 647650), (50, 427449), (55, 388590), (66, 323825), (75, 284966), (110, 194295), (150, 142483), (165, 129530), (275, 77718), (330, 64765), (550, 38859), (825, 25906), (1650, 12953)]