21281502

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3623}}^1$

素因数の和:3728

約数の個数: 32

約数和(自身を含む): 46967040

約数和(自身を除く): 25685538

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 89, 178, 267, 534, 979, 1958, 2937, 3623, 5874, 7246, 10869, 21738, 39853, 79706, 119559, 239118, 322447, 644894, 967341, 1934682, 3546917, 7093834, 10640751, 21281502]

約数ペア:

[(1, 21281502), (2, 10640751), (3, 7093834), (6, 3546917), (11, 1934682), (22, 967341), (33, 644894), (66, 322447), (89, 239118), (178, 119559), (267, 79706), (534, 39853), (979, 21738), (1958, 10869), (2937, 7246), (3623, 5874)]