21576954

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{929}}^1$

素因数の和:1027

約数の個数: 48

約数和(自身を含む): 50889600

約数和(自身を除く): 29312646

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 79, 98, 147, 158, 237, 294, 474, 553, 929, 1106, 1659, 1858, 2787, 3318, 3871, 5574, 6503, 7742, 11613, 13006, 19509, 23226, 39018, 45521, 73391, 91042, 136563, 146782, 220173, 273126, 440346, 513737, 1027474, 1541211, 3082422, 3596159, 7192318, 10788477, 21576954]

約数ペア:

[(1, 21576954), (2, 10788477), (3, 7192318), (6, 3596159), (7, 3082422), (14, 1541211), (21, 1027474), (42, 513737), (49, 440346), (79, 273126), (98, 220173), (147, 146782), (158, 136563), (237, 91042), (294, 73391), (474, 45521), (553, 39018), (929, 23226), (1106, 19509), (1659, 13006), (1858, 11613), (2787, 7742), (3318, 6503), (3871, 5574)]