20214306

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1009}}^1$

素因数の和:1080

約数の個数: 64

約数和(自身を含む): 52358400

約数和(自身を除く): 32144094

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 53, 54, 63, 106, 126, 159, 189, 318, 371, 378, 477, 742, 954, 1009, 1113, 1431, 2018, 2226, 2862, 3027, 3339, 6054, 6678, 7063, 9081, 10017, 14126, 18162, 20034, 21189, 27243, 42378, 53477, 54486, 63567, 106954, 127134, 160431, 190701, 320862, 374339, 381402, 481293, 748678, 962586, 1123017, 1443879, 2246034, 2887758, 3369051, 6738102, 10107153, 20214306]

約数ペア:

[(1, 20214306), (2, 10107153), (3, 6738102), (6, 3369051), (7, 2887758), (9, 2246034), (14, 1443879), (18, 1123017), (21, 962586), (27, 748678), (42, 481293), (53, 381402), (54, 374339), (63, 320862), (106, 190701), (126, 160431), (159, 127134), (189, 106954), (318, 63567), (371, 54486), (378, 53477), (477, 42378), (742, 27243), (954, 21189), (1009, 20034), (1113, 18162), (1431, 14126), (2018, 10017), (2226, 9081), (2862, 7063), (3027, 6678), (3339, 6054)]