21310704

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{7789}}^1$

素因数の和:7822

約数の個数: 60

約数和(自身を含む): 62787400

約数和(自身を除く): 41476696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 456, 684, 912, 1368, 2736, 7789, 15578, 23367, 31156, 46734, 62312, 70101, 93468, 124624, 140202, 147991, 186936, 280404, 295982, 373872, 443973, 560808, 591964, 887946, 1121616, 1183928, 1331919, 1775892, 2367856, 2663838, 3551784, 5327676, 7103568, 10655352, 21310704]

約数ペア:

[(1, 21310704), (2, 10655352), (3, 7103568), (4, 5327676), (6, 3551784), (8, 2663838), (9, 2367856), (12, 1775892), (16, 1331919), (18, 1183928), (19, 1121616), (24, 887946), (36, 591964), (38, 560808), (48, 443973), (57, 373872), (72, 295982), (76, 280404), (114, 186936), (144, 147991), (152, 140202), (171, 124624), (228, 93468), (304, 70101), (342, 62312), (456, 46734), (684, 31156), (912, 23367), (1368, 15578), (2736, 7789)]