21179120638

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1249}}^1\times {\mathrm{15907}}^1$

素因数の和:17212

約数の個数: 32

約数和(自身を含む): 35077140000

約数和(自身を除く): 13898019362

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 1249, 2498, 15907, 16237, 31814, 32474, 51209, 102418, 206791, 413582, 652187, 665717, 1304374, 1331434, 8478431, 16956862, 19867843, 39735686, 258281959, 516563918, 814581563, 1629163126, 10589560319, 21179120638]

約数ペア:

[(1, 21179120638), (2, 10589560319), (13, 1629163126), (26, 814581563), (41, 516563918), (82, 258281959), (533, 39735686), (1066, 19867843), (1249, 16956862), (2498, 8478431), (15907, 1331434), (16237, 1304374), (31814, 665717), (32474, 652187), (51209, 413582), (102418, 206791)]