21798662

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:332

約数の個数: 32

約数和(自身を含む): 36115200

約数和(自身を除く): 14316538

約数列:

[1, 2, 19, 29, 38, 58, 131, 151, 262, 302, 551, 1102, 2489, 2869, 3799, 4379, 4978, 5738, 7598, 8758, 19781, 39562, 72181, 83201, 144362, 166402, 375839, 573649, 751678, 1147298, 10899331, 21798662]

約数ペア:

[(1, 21798662), (2, 10899331), (19, 1147298), (29, 751678), (38, 573649), (58, 375839), (131, 166402), (151, 144362), (262, 83201), (302, 72181), (551, 39562), (1102, 19781), (2489, 8758), (2869, 7598), (3799, 5738), (4379, 4978)]