21273426

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3659}}^1$

素因数の和:3703

約数の個数: 48

約数和(自身を含む): 51386400

約数和(自身を除く): 30112974

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 51, 57, 102, 114, 153, 171, 306, 323, 342, 646, 969, 1938, 2907, 3659, 5814, 7318, 10977, 21954, 32931, 62203, 65862, 69521, 124406, 139042, 186609, 208563, 373218, 417126, 559827, 625689, 1119654, 1181857, 1251378, 2363714, 3545571, 7091142, 10636713, 21273426]

約数ペア:

[(1, 21273426), (2, 10636713), (3, 7091142), (6, 3545571), (9, 2363714), (17, 1251378), (18, 1181857), (19, 1119654), (34, 625689), (38, 559827), (51, 417126), (57, 373218), (102, 208563), (114, 186609), (153, 139042), (171, 124406), (306, 69521), (323, 65862), (342, 62203), (646, 32931), (969, 21954), (1938, 10977), (2907, 7318), (3659, 5814)]