21962402

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8389}}^1$

素因数の和:8426

約数の個数: 32

約数和(自身を含む): 43493760

約数和(自身を除く): 21531358

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 238, 374, 1309, 2618, 8389, 16778, 58723, 92279, 117446, 142613, 184558, 285226, 645953, 998291, 1291906, 1568743, 1996582, 3137486, 10981201, 21962402]

約数ペア:

[(1, 21962402), (2, 10981201), (7, 3137486), (11, 1996582), (14, 1568743), (17, 1291906), (22, 998291), (34, 645953), (77, 285226), (119, 184558), (154, 142613), (187, 117446), (238, 92279), (374, 58723), (1309, 16778), (2618, 8389)]