21182490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{33623}}^1$

素因数の和:33643

約数の個数: 48

約数和(自身を含む): 62944128

約数和(自身を除く): 41761638

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 33623, 67246, 100869, 168115, 201738, 235361, 302607, 336230, 470722, 504345, 605214, 706083, 1008690, 1176805, 1412166, 1513035, 2118249, 2353610, 3026070, 3530415, 4236498, 7060830, 10591245, 21182490]

約数ペア:

[(1, 21182490), (2, 10591245), (3, 7060830), (5, 4236498), (6, 3530415), (7, 3026070), (9, 2353610), (10, 2118249), (14, 1513035), (15, 1412166), (18, 1176805), (21, 1008690), (30, 706083), (35, 605214), (42, 504345), (45, 470722), (63, 336230), (70, 302607), (90, 235361), (105, 201738), (126, 168115), (210, 100869), (315, 67246), (630, 33623)]