21274582

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1259}}^1$

素因数の和:1356

約数の個数: 32

約数和(自身を含む): 39191040

約数和(自身を除く): 17916458

約数列:

[1, 2, 7, 14, 17, 34, 71, 119, 142, 238, 497, 994, 1207, 1259, 2414, 2518, 8449, 8813, 16898, 17626, 21403, 42806, 89389, 149821, 178778, 299642, 625723, 1251446, 1519613, 3039226, 10637291, 21274582]

約数ペア:

[(1, 21274582), (2, 10637291), (7, 3039226), (14, 1519613), (17, 1251446), (34, 625723), (71, 299642), (119, 178778), (142, 149821), (238, 89389), (497, 42806), (994, 21403), (1207, 17626), (1259, 16898), (2414, 8813), (2518, 8449)]