21782922

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1657}}^1$

素因数の和:1982

約数の個数: 32

約数和(自身を含む): 49978752

約数和(自身を除く): 28195830

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 313, 626, 939, 1657, 1878, 2191, 3314, 4382, 4971, 6573, 9942, 11599, 13146, 23198, 34797, 69594, 518641, 1037282, 1555923, 3111846, 3630487, 7260974, 10891461, 21782922]

約数ペア:

[(1, 21782922), (2, 10891461), (3, 7260974), (6, 3630487), (7, 3111846), (14, 1555923), (21, 1037282), (42, 518641), (313, 69594), (626, 34797), (939, 23198), (1657, 13146), (1878, 11599), (2191, 9942), (3314, 6573), (4382, 4971)]