21707462

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1033}}^1$

素因数の和:1140

約数の個数: 32

約数和(自身を含む): 39705600

約数和(自身を除く): 17998138

約数列:

[1, 2, 7, 14, 19, 38, 79, 133, 158, 266, 553, 1033, 1106, 1501, 2066, 3002, 7231, 10507, 14462, 19627, 21014, 39254, 81607, 137389, 163214, 274778, 571249, 1142498, 1550533, 3101066, 10853731, 21707462]

約数ペア:

[(1, 21707462), (2, 10853731), (7, 3101066), (14, 1550533), (19, 1142498), (38, 571249), (79, 274778), (133, 163214), (158, 137389), (266, 81607), (553, 39254), (1033, 21014), (1106, 19627), (1501, 14462), (2066, 10507), (3002, 7231)]