21092964

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1303}}^1$

素因数の和:1400

約数の個数: 48

約数和(自身を含む): 52577280

約数和(自身を除く): 31484316

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 71, 76, 114, 142, 213, 228, 284, 426, 852, 1303, 1349, 2606, 2698, 3909, 4047, 5212, 5396, 7818, 8094, 15636, 16188, 24757, 49514, 74271, 92513, 99028, 148542, 185026, 277539, 297084, 370052, 555078, 1110156, 1757747, 3515494, 5273241, 7030988, 10546482, 21092964]

約数ペア:

[(1, 21092964), (2, 10546482), (3, 7030988), (4, 5273241), (6, 3515494), (12, 1757747), (19, 1110156), (38, 555078), (57, 370052), (71, 297084), (76, 277539), (114, 185026), (142, 148542), (213, 99028), (228, 92513), (284, 74271), (426, 49514), (852, 24757), (1303, 16188), (1349, 15636), (2606, 8094), (2698, 7818), (3909, 5396), (4047, 5212)]