21034996938

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2120891}}^1$

素因数の和:2120947

約数の個数: 48

約数和(自身を含む): 49628872800

約数和(自身を除く): 28593875862

約数列:

[1, 2, 3, 6, 9, 18, 19, 29, 38, 57, 58, 87, 114, 171, 174, 261, 342, 522, 551, 1102, 1653, 3306, 4959, 9918, 2120891, 4241782, 6362673, 12725346, 19088019, 38176038, 40296929, 61505839, 80593858, 120890787, 123011678, 184517517, 241781574, 362672361, 369035034, 553552551, 725344722, 1107105102, 1168610941, 2337221882, 3505832823, 7011665646, 10517498469, 21034996938]

約数ペア:

[(1, 21034996938), (2, 10517498469), (3, 7011665646), (6, 3505832823), (9, 2337221882), (18, 1168610941), (19, 1107105102), (29, 725344722), (38, 553552551), (57, 369035034), (58, 362672361), (87, 241781574), (114, 184517517), (171, 123011678), (174, 120890787), (261, 80593858), (342, 61505839), (522, 40296929), (551, 38176038), (1102, 19088019), (1653, 12725346), (3306, 6362673), (4959, 4241782), (9918, 2120891)]