21702810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{6761}}^1$

素因数の和:6878

約数の個数: 32

約数和(自身を含む): 52581312

約数和(自身を除く): 30878502

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 107, 214, 321, 535, 642, 1070, 1605, 3210, 6761, 13522, 20283, 33805, 40566, 67610, 101415, 202830, 723427, 1446854, 2170281, 3617135, 4340562, 7234270, 10851405, 21702810]

約数ペア:

[(1, 21702810), (2, 10851405), (3, 7234270), (5, 4340562), (6, 3617135), (10, 2170281), (15, 1446854), (30, 723427), (107, 202830), (214, 101415), (321, 67610), (535, 40566), (642, 33805), (1070, 20283), (1605, 13522), (3210, 6761)]