21402474

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{953}}^1$

素因数の和:1174

約数の個数: 32

約数和(自身を含む): 45334080

約数和(自身を除く): 23931606

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 197, 394, 591, 953, 1182, 1906, 2859, 3743, 5718, 7486, 11229, 18107, 22458, 36214, 54321, 108642, 187741, 375482, 563223, 1126446, 3567079, 7134158, 10701237, 21402474]

約数ペア:

[(1, 21402474), (2, 10701237), (3, 7134158), (6, 3567079), (19, 1126446), (38, 563223), (57, 375482), (114, 187741), (197, 108642), (394, 54321), (591, 36214), (953, 22458), (1182, 18107), (1906, 11229), (2859, 7486), (3743, 5718)]